Home / 155,614.70-233,422.05-76,882.70

Finding the Fourth Proportional to 155,614.70, 233,422.05 and 76,882.70

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Solution

The fourth proportional to 155,614.70, 233,422.05 and 76,882.70 is: 115,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,614.70 : 233,422.05 = 76,882.70 : x
  2. Step 2: Convert to fraction form
    155,614.70/233,422.05 = 76,882.70/x
  3. Step 3: Cross multiply
    155,614.70x = 233,422.05 × 76,882.70
  4. Step 4: Simplify right side
    155,614.70x = 17,946,117,443.54
  5. Step 5: Solve for x
    x = 17,946,117,443.54/155,614.70
  6. Step 6: Final answer
    x = 115,324.05

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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.