Home / 112,334,761.80-168,502,142.70-92,851,216.20

Finding the Fourth Proportional to 112,334,761.80, 168,502,142.70 and 92,851,216.20

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Solution

The fourth proportional to 112,334,761.80, 168,502,142.70 and 92,851,216.20 is: 139,276,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,334,761.80 : 168,502,142.70 = 92,851,216.20 : x
  2. Step 2: Convert to fraction form
    112,334,761.80/168,502,142.70 = 92,851,216.20/x
  3. Step 3: Cross multiply
    112,334,761.80x = 168,502,142.70 × 92,851,216.20
  4. Step 4: Simplify right side
    112,334,761.80x = 15,645,628,882,000,952
  5. Step 5: Solve for x
    x = 15,645,628,882,000,952/112,334,761.80
  6. Step 6: Final answer
    x = 139,276,824.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.