Home / 75,549,371.60-113,324,057.40-60,432,827.60

Finding the Fourth Proportional to 75,549,371.60, 113,324,057.40 and 60,432,827.60

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Solution

The fourth proportional to 75,549,371.60, 113,324,057.40 and 60,432,827.60 is: 90,649,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,549,371.60 : 113,324,057.40 = 60,432,827.60 : x
  2. Step 2: Convert to fraction form
    75,549,371.60/113,324,057.40 = 60,432,827.60/x
  3. Step 3: Cross multiply
    75,549,371.60x = 113,324,057.40 × 60,432,827.60
  4. Step 4: Simplify right side
    75,549,371.60x = 6,848,493,223,786,705
  5. Step 5: Solve for x
    x = 6,848,493,223,786,705/75,549,371.60
  6. Step 6: Final answer
    x = 90,649,241.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.