Home / 180,966.42-249,740.35-109,332.59

Finding the Fourth Proportional to 180,966.42, 249,740.35 and 109,332.59

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Solution

The fourth proportional to 180,966.42, 249,740.35 and 109,332.59 is: 150,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,966.42 : 249,740.35 = 109,332.59 : x
  2. Step 2: Convert to fraction form
    180,966.42/249,740.35 = 109,332.59/x
  3. Step 3: Cross multiply
    180,966.42x = 249,740.35 × 109,332.59
  4. Step 4: Simplify right side
    180,966.42x = 27,304,757,770.97
  5. Step 5: Solve for x
    x = 27,304,757,770.97/180,966.42
  6. Step 6: Final answer
    x = 150,883.01

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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.