Home / 60,842.10-91,263.15-43,127.40

Finding the Fourth Proportional to 60,842.10, 91,263.15 and 43,127.40

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Solution

The fourth proportional to 60,842.10, 91,263.15 and 43,127.40 is: 64,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842.10 : 91,263.15 = 43,127.40 : x
  2. Step 2: Convert to fraction form
    60,842.10/91,263.15 = 43,127.40/x
  3. Step 3: Cross multiply
    60,842.10x = 91,263.15 × 43,127.40
  4. Step 4: Simplify right side
    60,842.10x = 3,935,942,375.31
  5. Step 5: Solve for x
    x = 3,935,942,375.31/60,842.10
  6. Step 6: Final answer
    x = 64,691.10

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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.