Home / 176,387.14-243,280.13-122,029.74

Finding the Fourth Proportional to 176,387.14, 243,280.13 and 122,029.74

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Solution

The fourth proportional to 176,387.14, 243,280.13 and 122,029.74 is: 168,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,387.14 : 243,280.13 = 122,029.74 : x
  2. Step 2: Convert to fraction form
    176,387.14/243,280.13 = 122,029.74/x
  3. Step 3: Cross multiply
    176,387.14x = 243,280.13 × 122,029.74
  4. Step 4: Simplify right side
    176,387.14x = 29,687,410,400.92
  5. Step 5: Solve for x
    x = 29,687,410,400.92/176,387.14
  6. Step 6: Final answer
    x = 168,308.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.