Home / 75,770.32-113,630.84-35,783.10

Finding the Fourth Proportional to 75,770.32, 113,630.84 and 35,783.10

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Solution

The fourth proportional to 75,770.32, 113,630.84 and 35,783.10 is: 53,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,770.32 : 113,630.84 = 35,783.10 : x
  2. Step 2: Convert to fraction form
    75,770.32/113,630.84 = 35,783.10/x
  3. Step 3: Cross multiply
    75,770.32x = 113,630.84 × 35,783.10
  4. Step 4: Simplify right side
    75,770.32x = 4,066,063,710.80
  5. Step 5: Solve for x
    x = 4,066,063,710.80/75,770.32
  6. Step 6: Final answer
    x = 53,663.01

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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.