Home / 65,914.13-90,960.98-35,698.76

Finding the Fourth Proportional to 65,914.13, 90,960.98 and 35,698.76

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Solution

The fourth proportional to 65,914.13, 90,960.98 and 35,698.76 is: 49,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,914.13 : 90,960.98 = 35,698.76 : x
  2. Step 2: Convert to fraction form
    65,914.13/90,960.98 = 35,698.76/x
  3. Step 3: Cross multiply
    65,914.13x = 90,960.98 × 35,698.76
  4. Step 4: Simplify right side
    65,914.13x = 3,247,194,015.89
  5. Step 5: Solve for x
    x = 3,247,194,015.89/65,914.13
  6. Step 6: Final answer
    x = 49,264.00

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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.