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Finding the Fourth Proportional to 63,620.48, 95,358.72 and 32,389.76

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Solution

The fourth proportional to 63,620.48, 95,358.72 and 32,389.76 is: 48,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,620.48 : 95,358.72 = 32,389.76 : x
  2. Step 2: Convert to fraction form
    63,620.48/95,358.72 = 32,389.76/x
  3. Step 3: Cross multiply
    63,620.48x = 95,358.72 × 32,389.76
  4. Step 4: Simplify right side
    63,620.48x = 3,088,646,054.71
  5. Step 5: Solve for x
    x = 3,088,646,054.71/63,620.48
  6. Step 6: Final answer
    x = 48,547.98

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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.