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Finding the Fourth Proportional to 66,735.63, 92,095.17 and 36,520.95

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Solution

The fourth proportional to 66,735.63, 92,095.17 and 36,520.95 is: 50,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,735.63 : 92,095.17 = 36,520.95 : x
  2. Step 2: Convert to fraction form
    66,735.63/92,095.17 = 36,520.95/x
  3. Step 3: Cross multiply
    66,735.63x = 92,095.17 × 36,520.95
  4. Step 4: Simplify right side
    66,735.63x = 3,363,403,098.81
  5. Step 5: Solve for x
    x = 3,363,403,098.81/66,735.63
  6. Step 6: Final answer
    x = 50,398.91

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1.5x scale

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.