Home / 91,112.16-136,671.45-24,553.89

Finding the Fourth Proportional to 91,112.16, 136,671.45 and 24,553.89

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Solution

The fourth proportional to 91,112.16, 136,671.45 and 24,553.89 is: 36,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,112.16 : 136,671.45 = 24,553.89 : x
  2. Step 2: Convert to fraction form
    91,112.16/136,671.45 = 24,553.89/x
  3. Step 3: Cross multiply
    91,112.16x = 136,671.45 × 24,553.89
  4. Step 4: Simplify right side
    91,112.16x = 3,355,815,657.36
  5. Step 5: Solve for x
    x = 3,355,815,657.36/91,112.16
  6. Step 6: Final answer
    x = 36,831.70

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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.