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Finding the Fourth Proportional to 180,551.84, 249,278.11 and 116,049.92

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Solution

The fourth proportional to 180,551.84, 249,278.11 and 116,049.92 is: 160,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,551.84 : 249,278.11 = 116,049.92 : x
  2. Step 2: Convert to fraction form
    180,551.84/249,278.11 = 116,049.92/x
  3. Step 3: Cross multiply
    180,551.84x = 249,278.11 × 116,049.92
  4. Step 4: Simplify right side
    180,551.84x = 28,928,703,186.74
  5. Step 5: Solve for x
    x = 28,928,703,186.74/180,551.84
  6. Step 6: Final answer
    x = 160,223.81

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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.