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Finding the Fourth Proportional to 67,881.96, 101,690.48 and 44,437.32

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Solution

The fourth proportional to 67,881.96, 101,690.48 and 44,437.32 is: 66,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,881.96 : 101,690.48 = 44,437.32 : x
  2. Step 2: Convert to fraction form
    67,881.96/101,690.48 = 44,437.32/x
  3. Step 3: Cross multiply
    67,881.96x = 101,690.48 × 44,437.32
  4. Step 4: Simplify right side
    67,881.96x = 4,518,852,178.53
  5. Step 5: Solve for x
    x = 4,518,852,178.53/67,881.96
  6. Step 6: Final answer
    x = 66,569.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.