Home / 198,314.48-273,594.84-126,675.92

Finding the Fourth Proportional to 198,314.48, 273,594.84 and 126,675.92

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Solution

The fourth proportional to 198,314.48, 273,594.84 and 126,675.92 is: 174,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,314.48 : 273,594.84 = 126,675.92 : x
  2. Step 2: Convert to fraction form
    198,314.48/273,594.84 = 126,675.92/x
  3. Step 3: Cross multiply
    198,314.48x = 273,594.84 × 126,675.92
  4. Step 4: Simplify right side
    198,314.48x = 34,657,878,064.25
  5. Step 5: Solve for x
    x = 34,657,878,064.25/198,314.48
  6. Step 6: Final answer
    x = 174,762.22

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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.