Home / 112,364.30-168,546.45-67,968.20

Finding the Fourth Proportional to 112,364.30, 168,546.45 and 67,968.20

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Solution

The fourth proportional to 112,364.30, 168,546.45 and 67,968.20 is: 101,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,364.30 : 168,546.45 = 67,968.20 : x
  2. Step 2: Convert to fraction form
    112,364.30/168,546.45 = 67,968.20/x
  3. Step 3: Cross multiply
    112,364.30x = 168,546.45 × 67,968.20
  4. Step 4: Simplify right side
    112,364.30x = 11,455,798,822.89
  5. Step 5: Solve for x
    x = 11,455,798,822.89/112,364.30
  6. Step 6: Final answer
    x = 101,952.30

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1.5x scale

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.