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Finding the Fourth Proportional to 178,163.64, 267,254.64 and 45,045.06

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Solution

The fourth proportional to 178,163.64, 267,254.64 and 45,045.06 is: 67,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,163.64 : 267,254.64 = 45,045.06 : x
  2. Step 2: Convert to fraction form
    178,163.64/267,254.64 = 45,045.06/x
  3. Step 3: Cross multiply
    178,163.64x = 267,254.64 × 45,045.06
  4. Step 4: Simplify right side
    178,163.64x = 12,038,501,294.08
  5. Step 5: Solve for x
    x = 12,038,501,294.08/178,163.64
  6. Step 6: Final answer
    x = 67,569.91

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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.