Home / 102,448.20-141,376.86-59,997.72

Finding the Fourth Proportional to 102,448.20, 141,376.86 and 59,997.72

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Solution

The fourth proportional to 102,448.20, 141,376.86 and 59,997.72 is: 82,795.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,448.20 : 141,376.86 = 59,997.72 : x
  2. Step 2: Convert to fraction form
    102,448.20/141,376.86 = 59,997.72/x
  3. Step 3: Cross multiply
    102,448.20x = 141,376.86 × 59,997.72
  4. Step 4: Simplify right side
    102,448.20x = 8,482,289,260.76
  5. Step 5: Solve for x
    x = 8,482,289,260.76/102,448.20
  6. Step 6: Final answer
    x = 82,795.88

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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.