Home / 75,237.10-112,862.60-27,217.72

Finding the Fourth Proportional to 75,237.10, 112,862.60 and 27,217.72

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Solution

The fourth proportional to 75,237.10, 112,862.60 and 27,217.72 is: 40,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,237.10 : 112,862.60 = 27,217.72 : x
  2. Step 2: Convert to fraction form
    75,237.10/112,862.60 = 27,217.72/x
  3. Step 3: Cross multiply
    75,237.10x = 112,862.60 × 27,217.72
  4. Step 4: Simplify right side
    75,237.10x = 3,071,862,752.33
  5. Step 5: Solve for x
    x = 3,071,862,752.33/75,237.10
  6. Step 6: Final answer
    x = 40,829.09

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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.