Home / 314,168.02-471,295.80-100,942.36

Finding the Fourth Proportional to 314,168.02, 471,295.80 and 100,942.36

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Solution

The fourth proportional to 314,168.02, 471,295.80 and 100,942.36 is: 151,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,168.02 : 471,295.80 = 100,942.36 : x
  2. Step 2: Convert to fraction form
    314,168.02/471,295.80 = 100,942.36/x
  3. Step 3: Cross multiply
    314,168.02x = 471,295.80 × 100,942.36
  4. Step 4: Simplify right side
    314,168.02x = 47,573,710,310.09
  5. Step 5: Solve for x
    x = 47,573,710,310.09/314,168.02
  6. Step 6: Final answer
    x = 151,427.60

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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.