Home / 155,028.16-232,566.60-66,282.13

Finding the Fourth Proportional to 155,028.16, 232,566.60 and 66,282.13

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Solution

The fourth proportional to 155,028.16, 232,566.60 and 66,282.13 is: 99,433.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,028.16 : 232,566.60 = 66,282.13 : x
  2. Step 2: Convert to fraction form
    155,028.16/232,566.60 = 66,282.13/x
  3. Step 3: Cross multiply
    155,028.16x = 232,566.60 × 66,282.13
  4. Step 4: Simplify right side
    155,028.16x = 15,415,008,452.03
  5. Step 5: Solve for x
    x = 15,415,008,452.03/155,028.16
  6. Step 6: Final answer
    x = 99,433.61

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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.