Home / 65,238.28-97,734.67-51,155.55

Finding the Fourth Proportional to 65,238.28, 97,734.67 and 51,155.55

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Solution

The fourth proportional to 65,238.28, 97,734.67 and 51,155.55 is: 76,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,238.28 : 97,734.67 = 51,155.55 : x
  2. Step 2: Convert to fraction form
    65,238.28/97,734.67 = 51,155.55/x
  3. Step 3: Cross multiply
    65,238.28x = 97,734.67 × 51,155.55
  4. Step 4: Simplify right side
    65,238.28x = 4,999,670,670.03
  5. Step 5: Solve for x
    x = 4,999,670,670.03/65,238.28
  6. Step 6: Final answer
    x = 76,637.07

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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.