Home / 122,432.76-183,648.60-43,549.92

Finding the Fourth Proportional to 122,432.76, 183,648.60 and 43,549.92

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Solution

The fourth proportional to 122,432.76, 183,648.60 and 43,549.92 is: 65,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,432.76 : 183,648.60 = 43,549.92 : x
  2. Step 2: Convert to fraction form
    122,432.76/183,648.60 = 43,549.92/x
  3. Step 3: Cross multiply
    122,432.76x = 183,648.60 × 43,549.92
  4. Step 4: Simplify right side
    122,432.76x = 7,997,881,838.11
  5. Step 5: Solve for x
    x = 7,997,881,838.11/122,432.76
  6. Step 6: Final answer
    x = 65,324.69

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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.