Home / 155,392.20-233,088.29-102,789.39

Finding the Fourth Proportional to 155,392.20, 233,088.29 and 102,789.39

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Solution

The fourth proportional to 155,392.20, 233,088.29 and 102,789.39 is: 154,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,392.20 : 233,088.29 = 102,789.39 : x
  2. Step 2: Convert to fraction form
    155,392.20/233,088.29 = 102,789.39/x
  3. Step 3: Cross multiply
    155,392.20x = 233,088.29 × 102,789.39
  4. Step 4: Simplify right side
    155,392.20x = 23,959,002,631.30
  5. Step 5: Solve for x
    x = 23,959,002,631.30/155,392.20
  6. Step 6: Final answer
    x = 154,184.08

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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.