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Finding the Third Proportional to 153,507.38 and 236,822.63

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Solution

The third proportional to 153,507.38 and 236,822.63 is: 365,356.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,507.38 : 236,822.63 = 236,822.63 : x
  2. Step 2: Convert to fraction form
    153,507.38/236,822.63 = 236,822.63/x
  3. Step 3: Cross multiply
    153,507.38x = 236,822.63 × 236,822.63
  4. Step 4: Simplify right side
    153,507.38x = 56,084,955,711.89
  5. Step 5: Solve for x
    x = 56,084,955,711.89/153,507.38
  6. Step 6: Final answer
    x = 365,356.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.