Home / 147,067.16-220,579.92-47,214.22

Finding the Fourth Proportional to 147,067.16, 220,579.92 and 47,214.22

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Solution

The fourth proportional to 147,067.16, 220,579.92 and 47,214.22 is: 70,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,067.16 : 220,579.92 = 47,214.22 : x
  2. Step 2: Convert to fraction form
    147,067.16/220,579.92 = 47,214.22/x
  3. Step 3: Cross multiply
    147,067.16x = 220,579.92 × 47,214.22
  4. Step 4: Simplify right side
    147,067.16x = 10,414,508,870.46
  5. Step 5: Solve for x
    x = 10,414,508,870.46/147,067.16
  6. Step 6: Final answer
    x = 70,814.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.