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Finding the Fourth Proportional to 178,103.61, 267,099.54 and 51,752.59

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Solution

The fourth proportional to 178,103.61, 267,099.54 and 51,752.59 is: 77,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,103.61 : 267,099.54 = 51,752.59 : x
  2. Step 2: Convert to fraction form
    178,103.61/267,099.54 = 51,752.59/x
  3. Step 3: Cross multiply
    178,103.61x = 267,099.54 × 51,752.59
  4. Step 4: Simplify right side
    178,103.61x = 13,823,093,084.67
  5. Step 5: Solve for x
    x = 13,823,093,084.67/178,103.61
  6. Step 6: Final answer
    x = 77,612.65

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1.5x scale

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.