Home / 62,071.30-93,034.04-28,720.90

Finding the Fourth Proportional to 62,071.30, 93,034.04 and 28,720.90

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Solution

The fourth proportional to 62,071.30, 93,034.04 and 28,720.90 is: 43,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,071.30 : 93,034.04 = 28,720.90 : x
  2. Step 2: Convert to fraction form
    62,071.30/93,034.04 = 28,720.90/x
  3. Step 3: Cross multiply
    62,071.30x = 93,034.04 × 28,720.90
  4. Step 4: Simplify right side
    62,071.30x = 2,672,021,359.44
  5. Step 5: Solve for x
    x = 2,672,021,359.44/62,071.30
  6. Step 6: Final answer
    x = 43,047.61

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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.