Home / 56,998.60-85,495.36-38,286.52

Finding the Fourth Proportional to 56,998.60, 85,495.36 and 38,286.52

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Solution

The fourth proportional to 56,998.60, 85,495.36 and 38,286.52 is: 57,428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,998.60 : 85,495.36 = 38,286.52 : x
  2. Step 2: Convert to fraction form
    56,998.60/85,495.36 = 38,286.52/x
  3. Step 3: Cross multiply
    56,998.60x = 85,495.36 × 38,286.52
  4. Step 4: Simplify right side
    56,998.60x = 3,273,319,810.55
  5. Step 5: Solve for x
    x = 3,273,319,810.55/56,998.60
  6. Step 6: Final answer
    x = 57,428.07

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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.