Home / 151,818.40-227,279.04-145,323.04

Finding the Fourth Proportional to 151,818.40, 227,279.04 and 145,323.04

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Solution

The fourth proportional to 151,818.40, 227,279.04 and 145,323.04 is: 217,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,818.40 : 227,279.04 = 145,323.04 : x
  2. Step 2: Convert to fraction form
    151,818.40/227,279.04 = 145,323.04/x
  3. Step 3: Cross multiply
    151,818.40x = 227,279.04 × 145,323.04
  4. Step 4: Simplify right side
    151,818.40x = 33,028,881,021.08
  5. Step 5: Solve for x
    x = 33,028,881,021.08/151,818.40
  6. Step 6: Final answer
    x = 217,555.19

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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.