Home / 155,522.88-233,333.28-55,680.96

Finding the Fourth Proportional to 155,522.88, 233,333.28 and 55,680.96

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Solution

The fourth proportional to 155,522.88, 233,333.28 and 55,680.96 is: 83,538.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,522.88 : 233,333.28 = 55,680.96 : x
  2. Step 2: Convert to fraction form
    155,522.88/233,333.28 = 55,680.96/x
  3. Step 3: Cross multiply
    155,522.88x = 233,333.28 × 55,680.96
  4. Step 4: Simplify right side
    155,522.88x = 12,992,221,030.35
  5. Step 5: Solve for x
    x = 12,992,221,030.35/155,522.88
  6. Step 6: Final answer
    x = 83,538.97

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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.