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Finding the Fourth Proportional to 169,718.16, 254,610.02 and 64,528.95

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Solution

The fourth proportional to 169,718.16, 254,610.02 and 64,528.95 is: 96,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,718.16 : 254,610.02 = 64,528.95 : x
  2. Step 2: Convert to fraction form
    169,718.16/254,610.02 = 64,528.95/x
  3. Step 3: Cross multiply
    169,718.16x = 254,610.02 × 64,528.95
  4. Step 4: Simplify right side
    169,718.16x = 16,429,716,927.43
  5. Step 5: Solve for x
    x = 16,429,716,927.43/169,718.16
  6. Step 6: Final answer
    x = 96,805.89

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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.