Home / 248,046.95-342,352.32-140,617.40

Finding the Fourth Proportional to 248,046.95, 342,352.32 and 140,617.40

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Solution

The fourth proportional to 248,046.95, 342,352.32 and 140,617.40 is: 194,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,046.95 : 342,352.32 = 140,617.40 : x
  2. Step 2: Convert to fraction form
    248,046.95/342,352.32 = 140,617.40/x
  3. Step 3: Cross multiply
    248,046.95x = 342,352.32 × 140,617.40
  4. Step 4: Simplify right side
    248,046.95x = 48,140,691,410.61
  5. Step 5: Solve for x
    x = 48,140,691,410.61/248,046.95
  6. Step 6: Final answer
    x = 194,078.95

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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.