Home / 136,641.02-204,938.28-36,778.95

Finding the Fourth Proportional to 136,641.02, 204,938.28 and 36,778.95

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Solution

The fourth proportional to 136,641.02, 204,938.28 and 36,778.95 is: 55,162.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,641.02 : 204,938.28 = 36,778.95 : x
  2. Step 2: Convert to fraction form
    136,641.02/204,938.28 = 36,778.95/x
  3. Step 3: Cross multiply
    136,641.02x = 204,938.28 × 36,778.95
  4. Step 4: Simplify right side
    136,641.02x = 7,537,414,753.21
  5. Step 5: Solve for x
    x = 7,537,414,753.21/136,641.02
  6. Step 6: Final answer
    x = 55,162.17

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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.