Home / 89,204.71-133,764.67-51,776.26

Finding the Fourth Proportional to 89,204.71, 133,764.67 and 51,776.26

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Solution

The fourth proportional to 89,204.71, 133,764.67 and 51,776.26 is: 77,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,204.71 : 133,764.67 = 51,776.26 : x
  2. Step 2: Convert to fraction form
    89,204.71/133,764.67 = 51,776.26/x
  3. Step 3: Cross multiply
    89,204.71x = 133,764.67 × 51,776.26
  4. Step 4: Simplify right side
    89,204.71x = 6,925,834,332.73
  5. Step 5: Solve for x
    x = 6,925,834,332.73/89,204.71
  6. Step 6: Final answer
    x = 77,639.78

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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.