Home / 56,851.68-85,277.76-37,139.52

Finding the Fourth Proportional to 56,851.68, 85,277.76 and 37,139.52

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Solution

The fourth proportional to 56,851.68, 85,277.76 and 37,139.52 is: 55,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,851.68 : 85,277.76 = 37,139.52 : x
  2. Step 2: Convert to fraction form
    56,851.68/85,277.76 = 37,139.52/x
  3. Step 3: Cross multiply
    56,851.68x = 85,277.76 × 37,139.52
  4. Step 4: Simplify right side
    56,851.68x = 3,167,175,073.08
  5. Step 5: Solve for x
    x = 3,167,175,073.08/56,851.68
  6. Step 6: Final answer
    x = 55,709.44

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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.