Home / 126,541.04-174,580.92-77,465.97

Finding the Fourth Proportional to 126,541.04, 174,580.92 and 77,465.97

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Solution

The fourth proportional to 126,541.04, 174,580.92 and 77,465.97 is: 106,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,541.04 : 174,580.92 = 77,465.97 : x
  2. Step 2: Convert to fraction form
    126,541.04/174,580.92 = 77,465.97/x
  3. Step 3: Cross multiply
    126,541.04x = 174,580.92 × 77,465.97
  4. Step 4: Simplify right side
    126,541.04x = 13,524,080,311.29
  5. Step 5: Solve for x
    x = 13,524,080,311.29/126,541.04
  6. Step 6: Final answer
    x = 106,875.06

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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.