Home / 134,067.67-185,006.17-76,708.13

Finding the Fourth Proportional to 134,067.67, 185,006.17 and 76,708.13

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Solution

The fourth proportional to 134,067.67, 185,006.17 and 76,708.13 is: 105,853.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,067.67 : 185,006.17 = 76,708.13 : x
  2. Step 2: Convert to fraction form
    134,067.67/185,006.17 = 76,708.13/x
  3. Step 3: Cross multiply
    134,067.67x = 185,006.17 × 76,708.13
  4. Step 4: Simplify right side
    134,067.67x = 14,191,477,339.16
  5. Step 5: Solve for x
    x = 14,191,477,339.16/134,067.67
  6. Step 6: Final answer
    x = 105,853.09

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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.