Home / 157,475.10-236,212.65-148,945.80

Finding the Fourth Proportional to 157,475.10, 236,212.65 and 148,945.80

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Solution

The fourth proportional to 157,475.10, 236,212.65 and 148,945.80 is: 223,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,475.10 : 236,212.65 = 148,945.80 : x
  2. Step 2: Convert to fraction form
    157,475.10/236,212.65 = 148,945.80/x
  3. Step 3: Cross multiply
    157,475.10x = 236,212.65 × 148,945.80
  4. Step 4: Simplify right side
    157,475.10x = 35,182,882,124.37
  5. Step 5: Solve for x
    x = 35,182,882,124.37/157,475.10
  6. Step 6: Final answer
    x = 223,418.70

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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.