Home / 246,784.32-340,569.28-139,370.48

Finding the Fourth Proportional to 246,784.32, 340,569.28 and 139,370.48

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Solution

The fourth proportional to 246,784.32, 340,569.28 and 139,370.48 is: 192,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,784.32 : 340,569.28 = 139,370.48 : x
  2. Step 2: Convert to fraction form
    246,784.32/340,569.28 = 139,370.48/x
  3. Step 3: Cross multiply
    246,784.32x = 340,569.28 × 139,370.48
  4. Step 4: Simplify right side
    246,784.32x = 47,465,304,026.85
  5. Step 5: Solve for x
    x = 47,465,304,026.85/246,784.32
  6. Step 6: Final answer
    x = 192,335.17

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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.