Home / 243,732.25-336,347.67-136,301.28

Finding the Fourth Proportional to 243,732.25, 336,347.67 and 136,301.28

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Solution

The fourth proportional to 243,732.25, 336,347.67 and 136,301.28 is: 188,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,732.25 : 336,347.67 = 136,301.28 : x
  2. Step 2: Convert to fraction form
    243,732.25/336,347.67 = 136,301.28/x
  3. Step 3: Cross multiply
    243,732.25x = 336,347.67 × 136,301.28
  4. Step 4: Simplify right side
    243,732.25x = 45,844,617,946.02
  5. Step 5: Solve for x
    x = 45,844,617,946.02/243,732.25
  6. Step 6: Final answer
    x = 188,094.18

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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.