Home / 126,186.50-174,094.29-71,733.17

Finding the Fourth Proportional to 126,186.50, 174,094.29 and 71,733.17

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Solution

The fourth proportional to 126,186.50, 174,094.29 and 71,733.17 is: 98,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,186.50 : 174,094.29 = 71,733.17 : x
  2. Step 2: Convert to fraction form
    126,186.50/174,094.29 = 71,733.17/x
  3. Step 3: Cross multiply
    126,186.50x = 174,094.29 × 71,733.17
  4. Step 4: Simplify right side
    126,186.50x = 12,488,334,430.13
  5. Step 5: Solve for x
    x = 12,488,334,430.13/126,186.50
  6. Step 6: Final answer
    x = 98,967.28

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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.