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Finding the Fourth Proportional to 178,095.40, 267,143.10 and 175,330.60

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Solution

The fourth proportional to 178,095.40, 267,143.10 and 175,330.60 is: 262,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,095.40 : 267,143.10 = 175,330.60 : x
  2. Step 2: Convert to fraction form
    178,095.40/267,143.10 = 175,330.60/x
  3. Step 3: Cross multiply
    178,095.40x = 267,143.10 × 175,330.60
  4. Step 4: Simplify right side
    178,095.40x = 46,838,360,008.86
  5. Step 5: Solve for x
    x = 46,838,360,008.86/178,095.40
  6. Step 6: Final answer
    x = 262,995.90

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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.