Home / 77,737.14-107,304.95-45,906.16

Finding the Fourth Proportional to 77,737.14, 107,304.95 and 45,906.16

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Solution

The fourth proportional to 77,737.14, 107,304.95 and 45,906.16 is: 63,366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,737.14 : 107,304.95 = 45,906.16 : x
  2. Step 2: Convert to fraction form
    77,737.14/107,304.95 = 45,906.16/x
  3. Step 3: Cross multiply
    77,737.14x = 107,304.95 × 45,906.16
  4. Step 4: Simplify right side
    77,737.14x = 4,925,958,203.49
  5. Step 5: Solve for x
    x = 4,925,958,203.49/77,737.14
  6. Step 6: Final answer
    x = 63,366.86

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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.