Home / 136,047.60-204,071.76-41,278.56

Finding the Fourth Proportional to 136,047.60, 204,071.76 and 41,278.56

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Solution

The fourth proportional to 136,047.60, 204,071.76 and 41,278.56 is: 61,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,047.60 : 204,071.76 = 41,278.56 : x
  2. Step 2: Convert to fraction form
    136,047.60/204,071.76 = 41,278.56/x
  3. Step 3: Cross multiply
    136,047.60x = 204,071.76 × 41,278.56
  4. Step 4: Simplify right side
    136,047.60x = 8,423,788,389.47
  5. Step 5: Solve for x
    x = 8,423,788,389.47/136,047.60
  6. Step 6: Final answer
    x = 61,917.95

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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.