Home / 246,386.31-340,024.68-138,954.12

Finding the Fourth Proportional to 246,386.31, 340,024.68 and 138,954.12

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Solution

The fourth proportional to 246,386.31, 340,024.68 and 138,954.12 is: 191,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,386.31 : 340,024.68 = 138,954.12 : x
  2. Step 2: Convert to fraction form
    246,386.31/340,024.68 = 138,954.12/x
  3. Step 3: Cross multiply
    246,386.31x = 340,024.68 × 138,954.12
  4. Step 4: Simplify right side
    246,386.31x = 47,247,830,187.68
  5. Step 5: Solve for x
    x = 47,247,830,187.68/246,386.31
  6. Step 6: Final answer
    x = 191,763.21

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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.