Home / 75,048.20-112,557.90-22,459.40

Finding the Fourth Proportional to 75,048.20, 112,557.90 and 22,459.40

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Solution

The fourth proportional to 75,048.20, 112,557.90 and 22,459.40 is: 33,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,048.20 : 112,557.90 = 22,459.40 : x
  2. Step 2: Convert to fraction form
    75,048.20/112,557.90 = 22,459.40/x
  3. Step 3: Cross multiply
    75,048.20x = 112,557.90 × 22,459.40
  4. Step 4: Simplify right side
    75,048.20x = 2,527,982,899.26
  5. Step 5: Solve for x
    x = 2,527,982,899.26/75,048.20
  6. Step 6: Final answer
    x = 33,684.79

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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.