Home / 77,910.10-107,523.50-46,089.24

Finding the Fourth Proportional to 77,910.10, 107,523.50 and 46,089.24

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Solution

The fourth proportional to 77,910.10, 107,523.50 and 46,089.24 is: 63,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,910.10 : 107,523.50 = 46,089.24 : x
  2. Step 2: Convert to fraction form
    77,910.10/107,523.50 = 46,089.24/x
  3. Step 3: Cross multiply
    77,910.10x = 107,523.50 × 46,089.24
  4. Step 4: Simplify right side
    77,910.10x = 4,955,676,397.14
  5. Step 5: Solve for x
    x = 4,955,676,397.14/77,910.10
  6. Step 6: Final answer
    x = 63,607.62

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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.