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Finding the Fourth Proportional to 67,800.57, 93,602.03 and 46,322.61

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Solution

The fourth proportional to 67,800.57, 93,602.03 and 46,322.61 is: 63,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,800.57 : 93,602.03 = 46,322.61 : x
  2. Step 2: Convert to fraction form
    67,800.57/93,602.03 = 46,322.61/x
  3. Step 3: Cross multiply
    67,800.57x = 93,602.03 × 46,322.61
  4. Step 4: Simplify right side
    67,800.57x = 4,335,890,330.90
  5. Step 5: Solve for x
    x = 4,335,890,330.90/67,800.57
  6. Step 6: Final answer
    x = 63,950.65

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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.