Home / 107,020.35-147,690.54-58,626.90

Finding the Fourth Proportional to 107,020.35, 147,690.54 and 58,626.90

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Solution

The fourth proportional to 107,020.35, 147,690.54 and 58,626.90 is: 80,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,020.35 : 147,690.54 = 58,626.90 : x
  2. Step 2: Convert to fraction form
    107,020.35/147,690.54 = 58,626.90/x
  3. Step 3: Cross multiply
    107,020.35x = 147,690.54 × 58,626.90
  4. Step 4: Simplify right side
    107,020.35x = 8,658,638,519.53
  5. Step 5: Solve for x
    x = 8,658,638,519.53/107,020.35
  6. Step 6: Final answer
    x = 80,906.47

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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.