Home / 56,719.26-85,079.10-22,985.88

Finding the Fourth Proportional to 56,719.26, 85,079.10 and 22,985.88

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Solution

The fourth proportional to 56,719.26, 85,079.10 and 22,985.88 is: 34,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,719.26 : 85,079.10 = 22,985.88 : x
  2. Step 2: Convert to fraction form
    56,719.26/85,079.10 = 22,985.88/x
  3. Step 3: Cross multiply
    56,719.26x = 85,079.10 × 22,985.88
  4. Step 4: Simplify right side
    56,719.26x = 1,955,617,983.11
  5. Step 5: Solve for x
    x = 1,955,617,983.11/56,719.26
  6. Step 6: Final answer
    x = 34,478.91

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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.