Home / 71,387.06-107,003.16-46,444.86

Finding the Fourth Proportional to 71,387.06, 107,003.16 and 46,444.86

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Solution

The fourth proportional to 71,387.06, 107,003.16 and 46,444.86 is: 69,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,387.06 : 107,003.16 = 46,444.86 : x
  2. Step 2: Convert to fraction form
    71,387.06/107,003.16 = 46,444.86/x
  3. Step 3: Cross multiply
    71,387.06x = 107,003.16 × 46,444.86
  4. Step 4: Simplify right side
    71,387.06x = 4,969,746,785.76
  5. Step 5: Solve for x
    x = 4,969,746,785.76/71,387.06
  6. Step 6: Final answer
    x = 69,616.92

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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.