Home / 177,710.13-266,681.22-65,391.48

Finding the Fourth Proportional to 177,710.13, 266,681.22 and 65,391.48

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Solution

The fourth proportional to 177,710.13, 266,681.22 and 65,391.48 is: 98,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,710.13 : 266,681.22 = 65,391.48 : x
  2. Step 2: Convert to fraction form
    177,710.13/266,681.22 = 65,391.48/x
  3. Step 3: Cross multiply
    177,710.13x = 266,681.22 × 65,391.48
  4. Step 4: Simplify right side
    177,710.13x = 17,438,679,664.01
  5. Step 5: Solve for x
    x = 17,438,679,664.01/177,710.13
  6. Step 6: Final answer
    x = 98,129.91

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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.