Home / 126,844.18-175,005.56-73,122.35

Finding the Fourth Proportional to 126,844.18, 175,005.56 and 73,122.35

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Solution

The fourth proportional to 126,844.18, 175,005.56 and 73,122.35 is: 100,886.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,844.18 : 175,005.56 = 73,122.35 : x
  2. Step 2: Convert to fraction form
    126,844.18/175,005.56 = 73,122.35/x
  3. Step 3: Cross multiply
    126,844.18x = 175,005.56 × 73,122.35
  4. Step 4: Simplify right side
    126,844.18x = 12,796,817,118.04
  5. Step 5: Solve for x
    x = 12,796,817,118.04/126,844.18
  6. Step 6: Final answer
    x = 100,886.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.