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Finding the Fourth Proportional to 64,184.92, 88,575.20 and 35,890.68

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Solution

The fourth proportional to 64,184.92, 88,575.20 and 35,890.68 is: 49,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,184.92 : 88,575.20 = 35,890.68 : x
  2. Step 2: Convert to fraction form
    64,184.92/88,575.20 = 35,890.68/x
  3. Step 3: Cross multiply
    64,184.92x = 88,575.20 × 35,890.68
  4. Step 4: Simplify right side
    64,184.92x = 3,179,024,159.14
  5. Step 5: Solve for x
    x = 3,179,024,159.14/64,184.92
  6. Step 6: Final answer
    x = 49,529.14

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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.