Home / 175,766.60-242,541.86-104,135.06

Finding the Fourth Proportional to 175,766.60, 242,541.86 and 104,135.06

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Solution

The fourth proportional to 175,766.60, 242,541.86 and 104,135.06 is: 143,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,766.60 : 242,541.86 = 104,135.06 : x
  2. Step 2: Convert to fraction form
    175,766.60/242,541.86 = 104,135.06/x
  3. Step 3: Cross multiply
    175,766.60x = 242,541.86 × 104,135.06
  4. Step 4: Simplify right side
    175,766.60x = 25,257,111,143.61
  5. Step 5: Solve for x
    x = 25,257,111,143.61/175,766.60
  6. Step 6: Final answer
    x = 143,696.87

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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.