Home / 148,335.15-204,703.48-80,352.12

Finding the Fourth Proportional to 148,335.15, 204,703.48 and 80,352.12

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Solution

The fourth proportional to 148,335.15, 204,703.48 and 80,352.12 is: 110,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,335.15 : 204,703.48 = 80,352.12 : x
  2. Step 2: Convert to fraction form
    148,335.15/204,703.48 = 80,352.12/x
  3. Step 3: Cross multiply
    148,335.15x = 204,703.48 × 80,352.12
  4. Step 4: Simplify right side
    148,335.15x = 16,448,358,589.38
  5. Step 5: Solve for x
    x = 16,448,358,589.38/148,335.15
  6. Step 6: Final answer
    x = 110,886.45

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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.