Home / 104,402.68-144,074.18-61,387.11

Finding the Fourth Proportional to 104,402.68, 144,074.18 and 61,387.11

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Solution

The fourth proportional to 104,402.68, 144,074.18 and 61,387.11 is: 84,713.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,402.68 : 144,074.18 = 61,387.11 : x
  2. Step 2: Convert to fraction form
    104,402.68/144,074.18 = 61,387.11/x
  3. Step 3: Cross multiply
    104,402.68x = 144,074.18 × 61,387.11
  4. Step 4: Simplify right side
    104,402.68x = 8,844,297,689.29
  5. Step 5: Solve for x
    x = 8,844,297,689.29/104,402.68
  6. Step 6: Final answer
    x = 84,713.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.