Home / 180,988.04-249,752.20-109,325.72

Finding the Fourth Proportional to 180,988.04, 249,752.20 and 109,325.72

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Solution

The fourth proportional to 180,988.04, 249,752.20 and 109,325.72 is: 150,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,988.04 : 249,752.20 = 109,325.72 : x
  2. Step 2: Convert to fraction form
    180,988.04/249,752.20 = 109,325.72/x
  3. Step 3: Cross multiply
    180,988.04x = 249,752.20 × 109,325.72
  4. Step 4: Simplify right side
    180,988.04x = 27,304,339,086.58
  5. Step 5: Solve for x
    x = 27,304,339,086.58/180,988.04
  6. Step 6: Final answer
    x = 150,862.67

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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.