Home / 148,291.52-223,449.21-122,572.40

Finding the Fourth Proportional to 148,291.52, 223,449.21 and 122,572.40

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Solution

The fourth proportional to 148,291.52, 223,449.21 and 122,572.40 is: 184,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,291.52 : 223,449.21 = 122,572.40 : x
  2. Step 2: Convert to fraction form
    148,291.52/223,449.21 = 122,572.40/x
  3. Step 3: Cross multiply
    148,291.52x = 223,449.21 × 122,572.40
  4. Step 4: Simplify right side
    148,291.52x = 27,388,705,947.80
  5. Step 5: Solve for x
    x = 27,388,705,947.80/148,291.52
  6. Step 6: Final answer
    x = 184,695.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.