Home / 156,769.55-235,154.33-146,271.95

Finding the Fourth Proportional to 156,769.55, 235,154.33 and 146,271.95

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Solution

The fourth proportional to 156,769.55, 235,154.33 and 146,271.95 is: 219,407.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769.55 : 235,154.33 = 146,271.95 : x
  2. Step 2: Convert to fraction form
    156,769.55/235,154.33 = 146,271.95/x
  3. Step 3: Cross multiply
    156,769.55x = 235,154.33 × 146,271.95
  4. Step 4: Simplify right side
    156,769.55x = 34,396,482,400.04
  5. Step 5: Solve for x
    x = 34,396,482,400.04/156,769.55
  6. Step 6: Final answer
    x = 219,407.93

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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.