Home / 56,857.90-85,176.02-34,616.12

Finding the Fourth Proportional to 56,857.90, 85,176.02 and 34,616.12

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Solution

The fourth proportional to 56,857.90, 85,176.02 and 34,616.12 is: 51,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,857.90 : 85,176.02 = 34,616.12 : x
  2. Step 2: Convert to fraction form
    56,857.90/85,176.02 = 34,616.12/x
  3. Step 3: Cross multiply
    56,857.90x = 85,176.02 × 34,616.12
  4. Step 4: Simplify right side
    56,857.90x = 2,948,463,329.44
  5. Step 5: Solve for x
    x = 2,948,463,329.44/56,857.90
  6. Step 6: Final answer
    x = 51,856.70

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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.