Home / 247,878.36-342,071.58-134,701.14

Finding the Fourth Proportional to 247,878.36, 342,071.58 and 134,701.14

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Solution

The fourth proportional to 247,878.36, 342,071.58 and 134,701.14 is: 185,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,878.36 : 342,071.58 = 134,701.14 : x
  2. Step 2: Convert to fraction form
    247,878.36/342,071.58 = 134,701.14/x
  3. Step 3: Cross multiply
    247,878.36x = 342,071.58 × 134,701.14
  4. Step 4: Simplify right side
    247,878.36x = 46,077,431,787.60
  5. Step 5: Solve for x
    x = 46,077,431,787.60/247,878.36
  6. Step 6: Final answer
    x = 185,887.27

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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.