Home / 178,079.04-267,161.76-53,420.04

Finding the Fourth Proportional to 178,079.04, 267,161.76 and 53,420.04

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Solution

The fourth proportional to 178,079.04, 267,161.76 and 53,420.04 is: 80,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,079.04 : 267,161.76 = 53,420.04 : x
  2. Step 2: Convert to fraction form
    178,079.04/267,161.76 = 53,420.04/x
  3. Step 3: Cross multiply
    178,079.04x = 267,161.76 × 53,420.04
  4. Step 4: Simplify right side
    178,079.04x = 14,271,791,905.67
  5. Step 5: Solve for x
    x = 14,271,791,905.67/178,079.04
  6. Step 6: Final answer
    x = 80,143.02

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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.