Home / 155,343.29-233,028.27-66,575.70

Finding the Fourth Proportional to 155,343.29, 233,028.27 and 66,575.70

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Solution

The fourth proportional to 155,343.29, 233,028.27 and 66,575.70 is: 99,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,343.29 : 233,028.27 = 66,575.70 : x
  2. Step 2: Convert to fraction form
    155,343.29/233,028.27 = 66,575.70/x
  3. Step 3: Cross multiply
    155,343.29x = 233,028.27 × 66,575.70
  4. Step 4: Simplify right side
    155,343.29x = 15,514,019,352.40
  5. Step 5: Solve for x
    x = 15,514,019,352.40/155,343.29
  6. Step 6: Final answer
    x = 99,869.26

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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.