Home / 246,456.68-340,030.51-137,543.47

Finding the Fourth Proportional to 246,456.68, 340,030.51 and 137,543.47

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Solution

The fourth proportional to 246,456.68, 340,030.51 and 137,543.47 is: 189,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,456.68 : 340,030.51 = 137,543.47 : x
  2. Step 2: Convert to fraction form
    246,456.68/340,030.51 = 137,543.47/x
  3. Step 3: Cross multiply
    246,456.68x = 340,030.51 × 137,543.47
  4. Step 4: Simplify right side
    246,456.68x = 46,768,975,057.33
  5. Step 5: Solve for x
    x = 46,768,975,057.33/246,456.68
  6. Step 6: Final answer
    x = 189,765.50

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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.