Home / 155,633.22-233,659.72-99,582.74

Finding the Fourth Proportional to 155,633.22, 233,659.72 and 99,582.74

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Solution

The fourth proportional to 155,633.22, 233,659.72 and 99,582.74 is: 149,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,633.22 : 233,659.72 = 99,582.74 : x
  2. Step 2: Convert to fraction form
    155,633.22/233,659.72 = 99,582.74/x
  3. Step 3: Cross multiply
    155,633.22x = 233,659.72 × 99,582.74
  4. Step 4: Simplify right side
    155,633.22x = 23,268,474,063.17
  5. Step 5: Solve for x
    x = 23,268,474,063.17/155,633.22
  6. Step 6: Final answer
    x = 149,508.40

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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.