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Finding the Fourth Proportional to 64,124.64, 88,492.30 and 35,053.61

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Solution

The fourth proportional to 64,124.64, 88,492.30 and 35,053.61 is: 48,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,124.64 : 88,492.30 = 35,053.61 : x
  2. Step 2: Convert to fraction form
    64,124.64/88,492.30 = 35,053.61/x
  3. Step 3: Cross multiply
    64,124.64x = 88,492.30 × 35,053.61
  4. Step 4: Simplify right side
    64,124.64x = 3,101,974,042.11
  5. Step 5: Solve for x
    x = 3,101,974,042.11/64,124.64
  6. Step 6: Final answer
    x = 48,374.14

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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.