Home / 148,675.20-205,094.24-91,327.44

Finding the Fourth Proportional to 148,675.20, 205,094.24 and 91,327.44

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Solution

The fourth proportional to 148,675.20, 205,094.24 and 91,327.44 is: 125,984.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,675.20 : 205,094.24 = 91,327.44 : x
  2. Step 2: Convert to fraction form
    148,675.20/205,094.24 = 91,327.44/x
  3. Step 3: Cross multiply
    148,675.20x = 205,094.24 × 91,327.44
  4. Step 4: Simplify right side
    148,675.20x = 18,730,730,900.52
  5. Step 5: Solve for x
    x = 18,730,730,900.52/148,675.20
  6. Step 6: Final answer
    x = 125,984.24

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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.