Home / 170,196.80-254,690.40-148,251.20

Finding the Fourth Proportional to 170,196.80, 254,690.40 and 148,251.20

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Solution

The fourth proportional to 170,196.80, 254,690.40 and 148,251.20 is: 221,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,196.80 : 254,690.40 = 148,251.20 : x
  2. Step 2: Convert to fraction form
    170,196.80/254,690.40 = 148,251.20/x
  3. Step 3: Cross multiply
    170,196.80x = 254,690.40 × 148,251.20
  4. Step 4: Simplify right side
    170,196.80x = 37,758,157,428.48
  5. Step 5: Solve for x
    x = 37,758,157,428.48/170,196.80
  6. Step 6: Final answer
    x = 221,849.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.