Home / 65,908.61-90,953.40-35,693.23

Finding the Fourth Proportional to 65,908.61, 90,953.40 and 35,693.23

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Solution

The fourth proportional to 65,908.61, 90,953.40 and 35,693.23 is: 49,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,908.61 : 90,953.40 = 35,693.23 : x
  2. Step 2: Convert to fraction form
    65,908.61/90,953.40 = 35,693.23/x
  3. Step 3: Cross multiply
    65,908.61x = 90,953.40 × 35,693.23
  4. Step 4: Simplify right side
    65,908.61x = 3,246,420,625.48
  5. Step 5: Solve for x
    x = 3,246,420,625.48/65,908.61
  6. Step 6: Final answer
    x = 49,256.40

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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.