Home / 177,772.50-266,668.47-53,123.22

Finding the Fourth Proportional to 177,772.50, 266,668.47 and 53,123.22

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Solution

The fourth proportional to 177,772.50, 266,668.47 and 53,123.22 is: 79,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,772.50 : 266,668.47 = 53,123.22 : x
  2. Step 2: Convert to fraction form
    177,772.50/266,668.47 = 53,123.22/x
  3. Step 3: Cross multiply
    177,772.50x = 266,668.47 × 53,123.22
  4. Step 4: Simplify right side
    177,772.50x = 14,166,287,798.87
  5. Step 5: Solve for x
    x = 14,166,287,798.87/177,772.50
  6. Step 6: Final answer
    x = 79,687.73

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1.5x scale

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.