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Finding the Fourth Proportional to 177,602.83, 265,108.68 and 155,182.43

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Solution

The fourth proportional to 177,602.83, 265,108.68 and 155,182.43 is: 231,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,602.83 : 265,108.68 = 155,182.43 : x
  2. Step 2: Convert to fraction form
    177,602.83/265,108.68 = 155,182.43/x
  3. Step 3: Cross multiply
    177,602.83x = 265,108.68 × 155,182.43
  4. Step 4: Simplify right side
    177,602.83x = 41,140,209,839.26
  5. Step 5: Solve for x
    x = 41,140,209,839.26/177,602.83
  6. Step 6: Final answer
    x = 231,641.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.