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Finding the Fourth Proportional to 64,154.22, 88,531.28 and 35,473.14

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Solution

The fourth proportional to 64,154.22, 88,531.28 and 35,473.14 is: 48,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.22 : 88,531.28 = 35,473.14 : x
  2. Step 2: Convert to fraction form
    64,154.22/88,531.28 = 35,473.14/x
  3. Step 3: Cross multiply
    64,154.22x = 88,531.28 × 35,473.14
  4. Step 4: Simplify right side
    64,154.22x = 3,140,482,312.45
  5. Step 5: Solve for x
    x = 3,140,482,312.45/64,154.22
  6. Step 6: Final answer
    x = 48,952.08

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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.