Home / 56,957.76-85,514.40-36,273.60

Finding the Fourth Proportional to 56,957.76, 85,514.40 and 36,273.60

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Solution

The fourth proportional to 56,957.76, 85,514.40 and 36,273.60 is: 54,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,957.76 : 85,514.40 = 36,273.60 : x
  2. Step 2: Convert to fraction form
    56,957.76/85,514.40 = 36,273.60/x
  3. Step 3: Cross multiply
    56,957.76x = 85,514.40 × 36,273.60
  4. Step 4: Simplify right side
    56,957.76x = 3,101,915,139.84
  5. Step 5: Solve for x
    x = 3,101,915,139.84/56,957.76
  6. Step 6: Final answer
    x = 54,459.92

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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.