Home / 103,052.25-142,212.11-58,340.25

Finding the Fourth Proportional to 103,052.25, 142,212.11 and 58,340.25

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Solution

The fourth proportional to 103,052.25, 142,212.11 and 58,340.25 is: 80,509.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,052.25 : 142,212.11 = 58,340.25 : x
  2. Step 2: Convert to fraction form
    103,052.25/142,212.11 = 58,340.25/x
  3. Step 3: Cross multiply
    103,052.25x = 142,212.11 × 58,340.25
  4. Step 4: Simplify right side
    103,052.25x = 8,296,689,758.73
  5. Step 5: Solve for x
    x = 8,296,689,758.73/103,052.25
  6. Step 6: Final answer
    x = 80,509.55

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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.