Home / 65,984.40-98,872.76-51,028.16

Finding the Fourth Proportional to 65,984.40, 98,872.76 and 51,028.16

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Solution

The fourth proportional to 65,984.40, 98,872.76 and 51,028.16 is: 76,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,984.40 : 98,872.76 = 51,028.16 : x
  2. Step 2: Convert to fraction form
    65,984.40/98,872.76 = 51,028.16/x
  3. Step 3: Cross multiply
    65,984.40x = 98,872.76 × 51,028.16
  4. Step 4: Simplify right side
    65,984.40x = 5,045,294,650.13
  5. Step 5: Solve for x
    x = 5,045,294,650.13/65,984.40
  6. Step 6: Final answer
    x = 76,461.93

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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.