Home / 155,621.70-233,432.55-148,796.10

Finding the Fourth Proportional to 155,621.70, 233,432.55 and 148,796.10

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Solution

The fourth proportional to 155,621.70, 233,432.55 and 148,796.10 is: 223,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,621.70 : 233,432.55 = 148,796.10 : x
  2. Step 2: Convert to fraction form
    155,621.70/233,432.55 = 148,796.10/x
  3. Step 3: Cross multiply
    155,621.70x = 233,432.55 × 148,796.10
  4. Step 4: Simplify right side
    155,621.70x = 34,733,853,053.06
  5. Step 5: Solve for x
    x = 34,733,853,053.06/155,621.70
  6. Step 6: Final answer
    x = 223,194.15

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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.