Home / 56,142.55-84,140.70-22,823.74

Finding the Fourth Proportional to 56,142.55, 84,140.70 and 22,823.74

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Solution

The fourth proportional to 56,142.55, 84,140.70 and 22,823.74 is: 34,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,142.55 : 84,140.70 = 22,823.74 : x
  2. Step 2: Convert to fraction form
    56,142.55/84,140.70 = 22,823.74/x
  3. Step 3: Cross multiply
    56,142.55x = 84,140.70 × 22,823.74
  4. Step 4: Simplify right side
    56,142.55x = 1,920,405,460.22
  5. Step 5: Solve for x
    x = 1,920,405,460.22/56,142.55
  6. Step 6: Final answer
    x = 34,205.88

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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.