Home / 136,283.17-204,433.41-42,792.61

Finding the Fourth Proportional to 136,283.17, 204,433.41 and 42,792.61

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Solution

The fourth proportional to 136,283.17, 204,433.41 and 42,792.61 is: 64,191.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,283.17 : 204,433.41 = 42,792.61 : x
  2. Step 2: Convert to fraction form
    136,283.17/204,433.41 = 42,792.61/x
  3. Step 3: Cross multiply
    136,283.17x = 204,433.41 × 42,792.61
  4. Step 4: Simplify right side
    136,283.17x = 8,748,239,185.10
  5. Step 5: Solve for x
    x = 8,748,239,185.10/136,283.17
  6. Step 6: Final answer
    x = 64,191.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.