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Finding the Fourth Proportional to 183,320.16, 252,926.12 and 115,404.93

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Solution

The fourth proportional to 183,320.16, 252,926.12 and 115,404.93 is: 159,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,320.16 : 252,926.12 = 115,404.93 : x
  2. Step 2: Convert to fraction form
    183,320.16/252,926.12 = 115,404.93/x
  3. Step 3: Cross multiply
    183,320.16x = 252,926.12 × 115,404.93
  4. Step 4: Simplify right side
    183,320.16x = 29,188,920,596.75
  5. Step 5: Solve for x
    x = 29,188,920,596.75/183,320.16
  6. Step 6: Final answer
    x = 159,223.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.