Home / 243,491.26-336,011.48-136,062.18

Finding the Fourth Proportional to 243,491.26, 336,011.48 and 136,062.18

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Solution

The fourth proportional to 243,491.26, 336,011.48 and 136,062.18 is: 187,762.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,491.26 : 336,011.48 = 136,062.18 : x
  2. Step 2: Convert to fraction form
    243,491.26/336,011.48 = 136,062.18/x
  3. Step 3: Cross multiply
    243,491.26x = 336,011.48 × 136,062.18
  4. Step 4: Simplify right side
    243,491.26x = 45,718,452,113.46
  5. Step 5: Solve for x
    x = 45,718,452,113.46/243,491.26
  6. Step 6: Final answer
    x = 187,762.19

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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.