Home / 177,931.89-266,924.57-57,949.70

Finding the Fourth Proportional to 177,931.89, 266,924.57 and 57,949.70

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Solution

The fourth proportional to 177,931.89, 266,924.57 and 57,949.70 is: 86,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,931.89 : 266,924.57 = 57,949.70 : x
  2. Step 2: Convert to fraction form
    177,931.89/266,924.57 = 57,949.70/x
  3. Step 3: Cross multiply
    177,931.89x = 266,924.57 × 57,949.70
  4. Step 4: Simplify right side
    177,931.89x = 15,468,197,129.76
  5. Step 5: Solve for x
    x = 15,468,197,129.76/177,931.89
  6. Step 6: Final answer
    x = 86,933.25

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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.