Home / 106,646.14-147,170.77-58,898.46

Finding the Fourth Proportional to 106,646.14, 147,170.77 and 58,898.46

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Solution

The fourth proportional to 106,646.14, 147,170.77 and 58,898.46 is: 81,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,646.14 : 147,170.77 = 58,898.46 : x
  2. Step 2: Convert to fraction form
    106,646.14/147,170.77 = 58,898.46/x
  3. Step 3: Cross multiply
    106,646.14x = 147,170.77 × 58,898.46
  4. Step 4: Simplify right side
    106,646.14x = 8,668,131,783.57
  5. Step 5: Solve for x
    x = 8,668,131,783.57/106,646.14
  6. Step 6: Final answer
    x = 81,279.38

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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.