Home / 175,600.38-242,313.22-103,017.90

Finding the Fourth Proportional to 175,600.38, 242,313.22 and 103,017.90

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Solution

The fourth proportional to 175,600.38, 242,313.22 and 103,017.90 is: 142,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,600.38 : 242,313.22 = 103,017.90 : x
  2. Step 2: Convert to fraction form
    175,600.38/242,313.22 = 103,017.90/x
  3. Step 3: Cross multiply
    175,600.38x = 242,313.22 × 103,017.90
  4. Step 4: Simplify right side
    175,600.38x = 24,962,599,066.64
  5. Step 5: Solve for x
    x = 24,962,599,066.64/175,600.38
  6. Step 6: Final answer
    x = 142,155.72

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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.