Home / 177,829.55-266,707.88-77,934.68

Finding the Fourth Proportional to 177,829.55, 266,707.88 and 77,934.68

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Solution

The fourth proportional to 177,829.55, 266,707.88 and 77,934.68 is: 116,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,829.55 : 266,707.88 = 77,934.68 : x
  2. Step 2: Convert to fraction form
    177,829.55/266,707.88 = 77,934.68/x
  3. Step 3: Cross multiply
    177,829.55x = 266,707.88 × 77,934.68
  4. Step 4: Simplify right side
    177,829.55x = 20,785,793,558.37
  5. Step 5: Solve for x
    x = 20,785,793,558.37/177,829.55
  6. Step 6: Final answer
    x = 116,886.05

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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.