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Finding the Fourth Proportional to 180,592.84, 249,219.96 and 108,959.02

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Solution

The fourth proportional to 180,592.84, 249,219.96 and 108,959.02 is: 150,364.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,592.84 : 249,219.96 = 108,959.02 : x
  2. Step 2: Convert to fraction form
    180,592.84/249,219.96 = 108,959.02/x
  3. Step 3: Cross multiply
    180,592.84x = 249,219.96 × 108,959.02
  4. Step 4: Simplify right side
    180,592.84x = 27,154,762,606.04
  5. Step 5: Solve for x
    x = 27,154,762,606.04/180,592.84
  6. Step 6: Final answer
    x = 150,364.56

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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.