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Finding the Fourth Proportional to 360,673.31, 541,159.00 and 158,164.63

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Solution

The fourth proportional to 360,673.31, 541,159.00 and 158,164.63 is: 237,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,673.31 : 541,159.00 = 158,164.63 : x
  2. Step 2: Convert to fraction form
    360,673.31/541,159.00 = 158,164.63/x
  3. Step 3: Cross multiply
    360,673.31x = 541,159.00 × 158,164.63
  4. Step 4: Simplify right side
    360,673.31x = 85,592,211,864.05
  5. Step 5: Solve for x
    x = 85,592,211,864.05/360,673.31
  6. Step 6: Final answer
    x = 237,312.30

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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.