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Finding the Fourth Proportional to 178,894.31, 268,353.88 and 60,525.63

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Solution

The fourth proportional to 178,894.31, 268,353.88 and 60,525.63 is: 90,792.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,894.31 : 268,353.88 = 60,525.63 : x
  2. Step 2: Convert to fraction form
    178,894.31/268,353.88 = 60,525.63/x
  3. Step 3: Cross multiply
    178,894.31x = 268,353.88 × 60,525.63
  4. Step 4: Simplify right side
    178,894.31x = 16,242,287,498.63
  5. Step 5: Solve for x
    x = 16,242,287,498.63/178,894.31
  6. Step 6: Final answer
    x = 90,792.65

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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.