Home / 169,277.08-253,915.97-42,917.28

Finding the Fourth Proportional to 169,277.08, 253,915.97 and 42,917.28

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Solution

The fourth proportional to 169,277.08, 253,915.97 and 42,917.28 is: 64,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,277.08 : 253,915.97 = 42,917.28 : x
  2. Step 2: Convert to fraction form
    169,277.08/253,915.97 = 42,917.28/x
  3. Step 3: Cross multiply
    169,277.08x = 253,915.97 × 42,917.28
  4. Step 4: Simplify right side
    169,277.08x = 10,897,382,780.96
  5. Step 5: Solve for x
    x = 10,897,382,780.96/169,277.08
  6. Step 6: Final answer
    x = 64,376.01

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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.