Home / 175,648.68-242,335.38-99,158.76

Finding the Fourth Proportional to 175,648.68, 242,335.38 and 99,158.76

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Solution

The fourth proportional to 175,648.68, 242,335.38 and 99,158.76 is: 136,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,648.68 : 242,335.38 = 99,158.76 : x
  2. Step 2: Convert to fraction form
    175,648.68/242,335.38 = 99,158.76/x
  3. Step 3: Cross multiply
    175,648.68x = 242,335.38 × 99,158.76
  4. Step 4: Simplify right side
    175,648.68x = 24,029,675,784.93
  5. Step 5: Solve for x
    x = 24,029,675,784.93/175,648.68
  6. Step 6: Final answer
    x = 136,805.33

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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.