Home / 180,988.16-249,757.52-109,355.52

Finding the Fourth Proportional to 180,988.16, 249,757.52 and 109,355.52

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Solution

The fourth proportional to 180,988.16, 249,757.52 and 109,355.52 is: 150,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,988.16 : 249,757.52 = 109,355.52 : x
  2. Step 2: Convert to fraction form
    180,988.16/249,757.52 = 109,355.52/x
  3. Step 3: Cross multiply
    180,988.16x = 249,757.52 × 109,355.52
  4. Step 4: Simplify right side
    180,988.16x = 27,312,363,473.51
  5. Step 5: Solve for x
    x = 27,312,363,473.51/180,988.16
  6. Step 6: Final answer
    x = 150,906.91

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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.