Home / 107,298.60-160,951.27-51,144.81

Finding the Fourth Proportional to 107,298.60, 160,951.27 and 51,144.81

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Solution

The fourth proportional to 107,298.60, 160,951.27 and 51,144.81 is: 76,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,298.60 : 160,951.27 = 51,144.81 : x
  2. Step 2: Convert to fraction form
    107,298.60/160,951.27 = 51,144.81/x
  3. Step 3: Cross multiply
    107,298.60x = 160,951.27 × 51,144.81
  4. Step 4: Simplify right side
    107,298.60x = 8,231,822,123.41
  5. Step 5: Solve for x
    x = 8,231,822,123.41/107,298.60
  6. Step 6: Final answer
    x = 76,718.82

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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.