Home / 58,425.09-80,693.12-39,271.61

Finding the Fourth Proportional to 58,425.09, 80,693.12 and 39,271.61

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Solution

The fourth proportional to 58,425.09, 80,693.12 and 39,271.61 is: 54,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,425.09 : 80,693.12 = 39,271.61 : x
  2. Step 2: Convert to fraction form
    58,425.09/80,693.12 = 39,271.61/x
  3. Step 3: Cross multiply
    58,425.09x = 80,693.12 × 39,271.61
  4. Step 4: Simplify right side
    58,425.09x = 3,168,948,584.34
  5. Step 5: Solve for x
    x = 3,168,948,584.34/58,425.09
  6. Step 6: Final answer
    x = 54,239.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.