Home / 76,712.00-105,875.17-48,042.52

Finding the Fourth Proportional to 76,712.00, 105,875.17 and 48,042.52

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Solution

The fourth proportional to 76,712.00, 105,875.17 and 48,042.52 is: 66,306.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,712.00 : 105,875.17 = 48,042.52 : x
  2. Step 2: Convert to fraction form
    76,712.00/105,875.17 = 48,042.52/x
  3. Step 3: Cross multiply
    76,712.00x = 105,875.17 × 48,042.52
  4. Step 4: Simplify right side
    76,712.00x = 5,086,509,587.43
  5. Step 5: Solve for x
    x = 5,086,509,587.43/76,712.00
  6. Step 6: Final answer
    x = 66,306.57

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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.