Home / 106,520.92-147,001.95-58,777.35

Finding the Fourth Proportional to 106,520.92, 147,001.95 and 58,777.35

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Solution

The fourth proportional to 106,520.92, 147,001.95 and 58,777.35 is: 81,114.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,520.92 : 147,001.95 = 58,777.35 : x
  2. Step 2: Convert to fraction form
    106,520.92/147,001.95 = 58,777.35/x
  3. Step 3: Cross multiply
    106,520.92x = 147,001.95 × 58,777.35
  4. Step 4: Simplify right side
    106,520.92x = 8,640,384,257.35
  5. Step 5: Solve for x
    x = 8,640,384,257.35/106,520.92
  6. Step 6: Final answer
    x = 81,114.43

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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.