Home / 119,801.60-179,587.20-93,132.80

Finding the Fourth Proportional to 119,801.60, 179,587.20 and 93,132.80

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Solution

The fourth proportional to 119,801.60, 179,587.20 and 93,132.80 is: 139,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.60 : 179,587.20 = 93,132.80 : x
  2. Step 2: Convert to fraction form
    119,801.60/179,587.20 = 93,132.80/x
  3. Step 3: Cross multiply
    119,801.60x = 179,587.20 × 93,132.80
  4. Step 4: Simplify right side
    119,801.60x = 16,725,458,780.16
  5. Step 5: Solve for x
    x = 16,725,458,780.16/119,801.60
  6. Step 6: Final answer
    x = 139,609.64

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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.