Home / 158,076.87-237,127.70-45,758.79

Finding the Fourth Proportional to 158,076.87, 237,127.70 and 45,758.79

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Solution

The fourth proportional to 158,076.87, 237,127.70 and 45,758.79 is: 68,641.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,076.87 : 237,127.70 = 45,758.79 : x
  2. Step 2: Convert to fraction form
    158,076.87/237,127.70 = 45,758.79/x
  3. Step 3: Cross multiply
    158,076.87x = 237,127.70 × 45,758.79
  4. Step 4: Simplify right side
    158,076.87x = 10,850,676,398.69
  5. Step 5: Solve for x
    x = 10,850,676,398.69/158,076.87
  6. Step 6: Final answer
    x = 68,641.77

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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.