Home / 106,675.35-147,206.57-58,919.47

Finding the Fourth Proportional to 106,675.35, 147,206.57 and 58,919.47

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Solution

The fourth proportional to 106,675.35, 147,206.57 and 58,919.47 is: 81,305.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,675.35 : 147,206.57 = 58,919.47 : x
  2. Step 2: Convert to fraction form
    106,675.35/147,206.57 = 58,919.47/x
  3. Step 3: Cross multiply
    106,675.35x = 147,206.57 × 58,919.47
  4. Step 4: Simplify right side
    106,675.35x = 8,673,332,790.32
  5. Step 5: Solve for x
    x = 8,673,332,790.32/106,675.35
  6. Step 6: Final answer
    x = 81,305.88

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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.