Home / 272,328.48-408,350.16-160,043.04

Finding the Fourth Proportional to 272,328.48, 408,350.16 and 160,043.04

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Solution

The fourth proportional to 272,328.48, 408,350.16 and 160,043.04 is: 239,980.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,328.48 : 408,350.16 = 160,043.04 : x
  2. Step 2: Convert to fraction form
    272,328.48/408,350.16 = 160,043.04/x
  3. Step 3: Cross multiply
    272,328.48x = 408,350.16 × 160,043.04
  4. Step 4: Simplify right side
    272,328.48x = 65,353,600,990.89
  5. Step 5: Solve for x
    x = 65,353,600,990.89/272,328.48
  6. Step 6: Final answer
    x = 239,980.78

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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.