Home / 175,937.60-242,826.39-100,486.10

Finding the Fourth Proportional to 175,937.60, 242,826.39 and 100,486.10

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Solution

The fourth proportional to 175,937.60, 242,826.39 and 100,486.10 is: 138,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,937.60 : 242,826.39 = 100,486.10 : x
  2. Step 2: Convert to fraction form
    175,937.60/242,826.39 = 100,486.10/x
  3. Step 3: Cross multiply
    175,937.60x = 242,826.39 × 100,486.10
  4. Step 4: Simplify right side
    175,937.60x = 24,400,676,908.18
  5. Step 5: Solve for x
    x = 24,400,676,908.18/175,937.60
  6. Step 6: Final answer
    x = 138,689.38

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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.