Home / 180,612.15-249,251.70-100,037.96

Finding the Fourth Proportional to 180,612.15, 249,251.70 and 100,037.96

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Solution

The fourth proportional to 180,612.15, 249,251.70 and 100,037.96 is: 138,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,612.15 : 249,251.70 = 100,037.96 : x
  2. Step 2: Convert to fraction form
    180,612.15/249,251.70 = 100,037.96/x
  3. Step 3: Cross multiply
    180,612.15x = 249,251.70 × 100,037.96
  4. Step 4: Simplify right side
    180,612.15x = 24,934,630,348.27
  5. Step 5: Solve for x
    x = 24,934,630,348.27/180,612.15
  6. Step 6: Final answer
    x = 138,056.22

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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.