Home / 247,918.77-342,127.94-134,741.52

Finding the Fourth Proportional to 247,918.77, 342,127.94 and 134,741.52

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Solution

The fourth proportional to 247,918.77, 342,127.94 and 134,741.52 is: 185,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,918.77 : 342,127.94 = 134,741.52 : x
  2. Step 2: Convert to fraction form
    247,918.77/342,127.94 = 134,741.52/x
  3. Step 3: Cross multiply
    247,918.77x = 342,127.94 × 134,741.52
  4. Step 4: Simplify right side
    247,918.77x = 46,098,839,862.24
  5. Step 5: Solve for x
    x = 46,098,839,862.24/247,918.77
  6. Step 6: Final answer
    x = 185,943.32

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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.