Home / 246,713.61-340,445.78-139,294.25

Finding the Fourth Proportional to 246,713.61, 340,445.78 and 139,294.25

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Solution

The fourth proportional to 246,713.61, 340,445.78 and 139,294.25 is: 192,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,713.61 : 340,445.78 = 139,294.25 : x
  2. Step 2: Convert to fraction form
    246,713.61/340,445.78 = 139,294.25/x
  3. Step 3: Cross multiply
    246,713.61x = 340,445.78 × 139,294.25
  4. Step 4: Simplify right side
    246,713.61x = 47,422,139,774.62
  5. Step 5: Solve for x
    x = 47,422,139,774.62/246,713.61
  6. Step 6: Final answer
    x = 192,215.33

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1.5x scale

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.