Home / 65,904.75-98,663.22-40,864.41

Finding the Fourth Proportional to 65,904.75, 98,663.22 and 40,864.41

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Solution

The fourth proportional to 65,904.75, 98,663.22 and 40,864.41 is: 61,176.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,904.75 : 98,663.22 = 40,864.41 : x
  2. Step 2: Convert to fraction form
    65,904.75/98,663.22 = 40,864.41/x
  3. Step 3: Cross multiply
    65,904.75x = 98,663.22 × 40,864.41
  4. Step 4: Simplify right side
    65,904.75x = 4,031,814,274.00
  5. Step 5: Solve for x
    x = 4,031,814,274.00/65,904.75
  6. Step 6: Final answer
    x = 61,176.38

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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.