Home / 126,112.47-174,036.38-69,525.87

Finding the Fourth Proportional to 126,112.47, 174,036.38 and 69,525.87

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Solution

The fourth proportional to 126,112.47, 174,036.38 and 69,525.87 is: 95,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,112.47 : 174,036.38 = 69,525.87 : x
  2. Step 2: Convert to fraction form
    126,112.47/174,036.38 = 69,525.87/x
  3. Step 3: Cross multiply
    126,112.47x = 174,036.38 × 69,525.87
  4. Step 4: Simplify right side
    126,112.47x = 12,100,030,731.15
  5. Step 5: Solve for x
    x = 12,100,030,731.15/126,112.47
  6. Step 6: Final answer
    x = 95,946.35

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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.