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Finding the Fourth Proportional to 169,898.64, 254,851.47 and 61,824.30

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Solution

The fourth proportional to 169,898.64, 254,851.47 and 61,824.30 is: 92,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,898.64 : 254,851.47 = 61,824.30 : x
  2. Step 2: Convert to fraction form
    169,898.64/254,851.47 = 61,824.30/x
  3. Step 3: Cross multiply
    169,898.64x = 254,851.47 × 61,824.30
  4. Step 4: Simplify right side
    169,898.64x = 15,756,013,736.72
  5. Step 5: Solve for x
    x = 15,756,013,736.72/169,898.64
  6. Step 6: Final answer
    x = 92,737.73

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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.