Home / 180,829.29-249,531.33-99,144.47

Finding the Fourth Proportional to 180,829.29, 249,531.33 and 99,144.47

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Solution

The fourth proportional to 180,829.29, 249,531.33 and 99,144.47 is: 136,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,829.29 : 249,531.33 = 99,144.47 : x
  2. Step 2: Convert to fraction form
    180,829.29/249,531.33 = 99,144.47/x
  3. Step 3: Cross multiply
    180,829.29x = 249,531.33 × 99,144.47
  4. Step 4: Simplify right side
    180,829.29x = 24,739,650,213.59
  5. Step 5: Solve for x
    x = 24,739,650,213.59/180,829.29
  6. Step 6: Final answer
    x = 136,812.18

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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.