Home / 243,823.50-336,483.18-136,412.10

Finding the Fourth Proportional to 243,823.50, 336,483.18 and 136,412.10

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Solution

The fourth proportional to 243,823.50, 336,483.18 and 136,412.10 is: 188,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,823.50 : 336,483.18 = 136,412.10 : x
  2. Step 2: Convert to fraction form
    243,823.50/336,483.18 = 136,412.10/x
  3. Step 3: Cross multiply
    243,823.50x = 336,483.18 × 136,412.10
  4. Step 4: Simplify right side
    243,823.50x = 45,900,377,198.48
  5. Step 5: Solve for x
    x = 45,900,377,198.48/243,823.50
  6. Step 6: Final answer
    x = 188,252.47

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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.