Home / 64,886.20-97,214.10-40,233.40

Finding the Fourth Proportional to 64,886.20, 97,214.10 and 40,233.40

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Solution

The fourth proportional to 64,886.20, 97,214.10 and 40,233.40 is: 60,278.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,886.20 : 97,214.10 = 40,233.40 : x
  2. Step 2: Convert to fraction form
    64,886.20/97,214.10 = 40,233.40/x
  3. Step 3: Cross multiply
    64,886.20x = 97,214.10 × 40,233.40
  4. Step 4: Simplify right side
    64,886.20x = 3,911,253,770.94
  5. Step 5: Solve for x
    x = 3,911,253,770.94/64,886.20
  6. Step 6: Final answer
    x = 60,278.67

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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.