Home / 180,648.45-249,310.17-100,101.24

Finding the Fourth Proportional to 180,648.45, 249,310.17 and 100,101.24

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Solution

The fourth proportional to 180,648.45, 249,310.17 and 100,101.24 is: 138,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,648.45 : 249,310.17 = 100,101.24 : x
  2. Step 2: Convert to fraction form
    180,648.45/249,310.17 = 100,101.24/x
  3. Step 3: Cross multiply
    180,648.45x = 249,310.17 × 100,101.24
  4. Step 4: Simplify right side
    180,648.45x = 24,956,257,161.61
  5. Step 5: Solve for x
    x = 24,956,257,161.61/180,648.45
  6. Step 6: Final answer
    x = 138,148.19

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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.