Home / 65,884.23-90,920.27-35,669.55

Finding the Fourth Proportional to 65,884.23, 90,920.27 and 35,669.55

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Solution

The fourth proportional to 65,884.23, 90,920.27 and 35,669.55 is: 49,224.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,884.23 : 90,920.27 = 35,669.55 : x
  2. Step 2: Convert to fraction form
    65,884.23/90,920.27 = 35,669.55/x
  3. Step 3: Cross multiply
    65,884.23x = 90,920.27 × 35,669.55
  4. Step 4: Simplify right side
    65,884.23x = 3,243,085,116.78
  5. Step 5: Solve for x
    x = 3,243,085,116.78/65,884.23
  6. Step 6: Final answer
    x = 49,224.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.