Home / 180,613.18-249,367.98-112,733.56

Finding the Fourth Proportional to 180,613.18, 249,367.98 and 112,733.56

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Solution

The fourth proportional to 180,613.18, 249,367.98 and 112,733.56 is: 155,648.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,613.18 : 249,367.98 = 112,733.56 : x
  2. Step 2: Convert to fraction form
    180,613.18/249,367.98 = 112,733.56/x
  3. Step 3: Cross multiply
    180,613.18x = 249,367.98 × 112,733.56
  4. Step 4: Simplify right side
    180,613.18x = 28,112,140,135.41
  5. Step 5: Solve for x
    x = 28,112,140,135.41/180,613.18
  6. Step 6: Final answer
    x = 155,648.33

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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.