Home / 66,040.50-98,948.94-47,225.01

Finding the Fourth Proportional to 66,040.50, 98,948.94 and 47,225.01

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Solution

The fourth proportional to 66,040.50, 98,948.94 and 47,225.01 is: 70,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,040.50 : 98,948.94 = 47,225.01 : x
  2. Step 2: Convert to fraction form
    66,040.50/98,948.94 = 47,225.01/x
  3. Step 3: Cross multiply
    66,040.50x = 98,948.94 × 47,225.01
  4. Step 4: Simplify right side
    66,040.50x = 4,672,864,680.99
  5. Step 5: Solve for x
    x = 4,672,864,680.99/66,040.50
  6. Step 6: Final answer
    x = 70,757.56

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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.