Home / 199,414.98-275,195.16-118,888.92

Finding the Fourth Proportional to 199,414.98, 275,195.16 and 118,888.92

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Solution

The fourth proportional to 199,414.98, 275,195.16 and 118,888.92 is: 164,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,414.98 : 275,195.16 = 118,888.92 : x
  2. Step 2: Convert to fraction form
    199,414.98/275,195.16 = 118,888.92/x
  3. Step 3: Cross multiply
    199,414.98x = 275,195.16 × 118,888.92
  4. Step 4: Simplify right side
    199,414.98x = 32,717,655,361.63
  5. Step 5: Solve for x
    x = 32,717,655,361.63/199,414.98
  6. Step 6: Final answer
    x = 164,068.19

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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.