Home / 126,196.04-174,126.30-75,898.28

Finding the Fourth Proportional to 126,196.04, 174,126.30 and 75,898.28

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Solution

The fourth proportional to 126,196.04, 174,126.30 and 75,898.28 is: 104,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,196.04 : 174,126.30 = 75,898.28 : x
  2. Step 2: Convert to fraction form
    126,196.04/174,126.30 = 75,898.28/x
  3. Step 3: Cross multiply
    126,196.04x = 174,126.30 × 75,898.28
  4. Step 4: Simplify right side
    126,196.04x = 13,215,886,672.76
  5. Step 5: Solve for x
    x = 13,215,886,672.76/126,196.04
  6. Step 6: Final answer
    x = 104,725.05

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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.