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Finding the Fourth Proportional to 63,444.70, 87,547.86 and 36,582.02

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Solution

The fourth proportional to 63,444.70, 87,547.86 and 36,582.02 is: 50,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,444.70 : 87,547.86 = 36,582.02 : x
  2. Step 2: Convert to fraction form
    63,444.70/87,547.86 = 36,582.02/x
  3. Step 3: Cross multiply
    63,444.70x = 87,547.86 × 36,582.02
  4. Step 4: Simplify right side
    63,444.70x = 3,202,677,059.15
  5. Step 5: Solve for x
    x = 3,202,677,059.15/63,444.70
  6. Step 6: Final answer
    x = 50,479.82

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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.