Home / 103,552.11-142,899.08-58,228.92

Finding the Fourth Proportional to 103,552.11, 142,899.08 and 58,228.92

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Solution

The fourth proportional to 103,552.11, 142,899.08 and 58,228.92 is: 80,354.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,552.11 : 142,899.08 = 58,228.92 : x
  2. Step 2: Convert to fraction form
    103,552.11/142,899.08 = 58,228.92/x
  3. Step 3: Cross multiply
    103,552.11x = 142,899.08 × 58,228.92
  4. Step 4: Simplify right side
    103,552.11x = 8,320,858,806.25
  5. Step 5: Solve for x
    x = 8,320,858,806.25/103,552.11
  6. Step 6: Final answer
    x = 80,354.31

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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.