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Finding the Fourth Proportional to 178,041.21, 267,061.80 and 59,712.21

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Solution

The fourth proportional to 178,041.21, 267,061.80 and 59,712.21 is: 89,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,041.21 : 267,061.80 = 59,712.21 : x
  2. Step 2: Convert to fraction form
    178,041.21/267,061.80 = 59,712.21/x
  3. Step 3: Cross multiply
    178,041.21x = 267,061.80 × 59,712.21
  4. Step 4: Simplify right side
    178,041.21x = 15,946,850,284.58
  5. Step 5: Solve for x
    x = 15,946,850,284.58/178,041.21
  6. Step 6: Final answer
    x = 89,568.31

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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.