Home / 147,834.60-221,751.90-108,468.60

Finding the Fourth Proportional to 147,834.60, 221,751.90 and 108,468.60

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Solution

The fourth proportional to 147,834.60, 221,751.90 and 108,468.60 is: 162,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,834.60 : 221,751.90 = 108,468.60 : x
  2. Step 2: Convert to fraction form
    147,834.60/221,751.90 = 108,468.60/x
  3. Step 3: Cross multiply
    147,834.60x = 221,751.90 × 108,468.60
  4. Step 4: Simplify right side
    147,834.60x = 24,053,118,140.34
  5. Step 5: Solve for x
    x = 24,053,118,140.34/147,834.60
  6. Step 6: Final answer
    x = 162,702.90

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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.