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Finding the Fourth Proportional to 63,622.34, 87,801.53 and 35,328

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Solution

The fourth proportional to 63,622.34, 87,801.53 and 35,328 is: 48,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,622.34 : 87,801.53 = 35,328 : x
  2. Step 2: Convert to fraction form
    63,622.34/87,801.53 = 35,328/x
  3. Step 3: Cross multiply
    63,622.34x = 87,801.53 × 35,328
  4. Step 4: Simplify right side
    63,622.34x = 3,101,852,275.20
  5. Step 5: Solve for x
    x = 3,101,852,275.20/63,622.34
  6. Step 6: Final answer
    x = 48,754.14

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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.