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Finding the Fourth Proportional to 157,653.70, 236,480.55 and 150,828.10

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Solution

The fourth proportional to 157,653.70, 236,480.55 and 150,828.10 is: 226,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,653.70 : 236,480.55 = 150,828.10 : x
  2. Step 2: Convert to fraction form
    157,653.70/236,480.55 = 150,828.10/x
  3. Step 3: Cross multiply
    157,653.70x = 236,480.55 × 150,828.10
  4. Step 4: Simplify right side
    157,653.70x = 35,667,912,043.46
  5. Step 5: Solve for x
    x = 35,667,912,043.46/157,653.70
  6. Step 6: Final answer
    x = 226,242.15

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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.