Home / 175,775.76-242,585.55-99,308.97

Finding the Fourth Proportional to 175,775.76, 242,585.55 and 99,308.97

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Solution

The fourth proportional to 175,775.76, 242,585.55 and 99,308.97 is: 137,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,775.76 : 242,585.55 = 99,308.97 : x
  2. Step 2: Convert to fraction form
    175,775.76/242,585.55 = 99,308.97/x
  3. Step 3: Cross multiply
    175,775.76x = 242,585.55 × 99,308.97
  4. Step 4: Simplify right side
    175,775.76x = 24,090,921,107.38
  5. Step 5: Solve for x
    x = 24,090,921,107.38/175,775.76
  6. Step 6: Final answer
    x = 137,054.85

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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.