Home / 126,191.04-174,119.40-75,893.28

Finding the Fourth Proportional to 126,191.04, 174,119.40 and 75,893.28

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Solution

The fourth proportional to 126,191.04, 174,119.40 and 75,893.28 is: 104,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,191.04 : 174,119.40 = 75,893.28 : x
  2. Step 2: Convert to fraction form
    126,191.04/174,119.40 = 75,893.28/x
  3. Step 3: Cross multiply
    126,191.04x = 174,119.40 × 75,893.28
  4. Step 4: Simplify right side
    126,191.04x = 13,214,492,377.63
  5. Step 5: Solve for x
    x = 13,214,492,377.63/126,191.04
  6. Step 6: Final answer
    x = 104,718.15

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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.