Home / 180,452.04-249,029.69-103,965.12

Finding the Fourth Proportional to 180,452.04, 249,029.69 and 103,965.12

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Solution

The fourth proportional to 180,452.04, 249,029.69 and 103,965.12 is: 143,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,452.04 : 249,029.69 = 103,965.12 : x
  2. Step 2: Convert to fraction form
    180,452.04/249,029.69 = 103,965.12/x
  3. Step 3: Cross multiply
    180,452.04x = 249,029.69 × 103,965.12
  4. Step 4: Simplify right side
    180,452.04x = 25,890,401,084.59
  5. Step 5: Solve for x
    x = 25,890,401,084.59/180,452.04
  6. Step 6: Final answer
    x = 143,475.25

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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.