Home / 155,704.74-233,439.42-65,775.30

Finding the Fourth Proportional to 155,704.74, 233,439.42 and 65,775.30

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Solution

The fourth proportional to 155,704.74, 233,439.42 and 65,775.30 is: 98,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,704.74 : 233,439.42 = 65,775.30 : x
  2. Step 2: Convert to fraction form
    155,704.74/233,439.42 = 65,775.30/x
  3. Step 3: Cross multiply
    155,704.74x = 233,439.42 × 65,775.30
  4. Step 4: Simplify right side
    155,704.74x = 15,354,547,882.33
  5. Step 5: Solve for x
    x = 15,354,547,882.33/155,704.74
  6. Step 6: Final answer
    x = 98,613.23

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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.