Home / 117,272.32-175,908.52-28,525.28

Finding the Fourth Proportional to 117,272.32, 175,908.52 and 28,525.28

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Solution

The fourth proportional to 117,272.32, 175,908.52 and 28,525.28 is: 42,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,272.32 : 175,908.52 = 28,525.28 : x
  2. Step 2: Convert to fraction form
    117,272.32/175,908.52 = 28,525.28/x
  3. Step 3: Cross multiply
    117,272.32x = 175,908.52 × 28,525.28
  4. Step 4: Simplify right side
    117,272.32x = 5,017,838,836.53
  5. Step 5: Solve for x
    x = 5,017,838,836.53/117,272.32
  6. Step 6: Final answer
    x = 42,787.92

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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.