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Finding the Fourth Proportional to 169,873.20, 254,809.80 and 151,502.40

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Solution

The fourth proportional to 169,873.20, 254,809.80 and 151,502.40 is: 227,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,873.20 : 254,809.80 = 151,502.40 : x
  2. Step 2: Convert to fraction form
    169,873.20/254,809.80 = 151,502.40/x
  3. Step 3: Cross multiply
    169,873.20x = 254,809.80 × 151,502.40
  4. Step 4: Simplify right side
    169,873.20x = 38,604,296,243.52
  5. Step 5: Solve for x
    x = 38,604,296,243.52/169,873.20
  6. Step 6: Final answer
    x = 227,253.60

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1.5x scale

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.