Home / 92,164.20-138,245.37-42,230.13

Finding the Fourth Proportional to 92,164.20, 138,245.37 and 42,230.13

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Solution

The fourth proportional to 92,164.20, 138,245.37 and 42,230.13 is: 63,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,164.20 : 138,245.37 = 42,230.13 : x
  2. Step 2: Convert to fraction form
    92,164.20/138,245.37 = 42,230.13/x
  3. Step 3: Cross multiply
    92,164.20x = 138,245.37 × 42,230.13
  4. Step 4: Simplify right side
    92,164.20x = 5,838,119,947.00
  5. Step 5: Solve for x
    x = 5,838,119,947.00/92,164.20
  6. Step 6: Final answer
    x = 63,344.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.