Home / 40,901.80-61,352.70-36,236.20

Finding the Fourth Proportional to 40,901.80, 61,352.70 and 36,236.20

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Solution

The fourth proportional to 40,901.80, 61,352.70 and 36,236.20 is: 54,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.80 : 61,352.70 = 36,236.20 : x
  2. Step 2: Convert to fraction form
    40,901.80/61,352.70 = 36,236.20/x
  3. Step 3: Cross multiply
    40,901.80x = 61,352.70 × 36,236.20
  4. Step 4: Simplify right side
    40,901.80x = 2,223,188,707.74
  5. Step 5: Solve for x
    x = 2,223,188,707.74/40,901.80
  6. Step 6: Final answer
    x = 54,354.30

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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.