Home / 65,846.48-90,867.45-35,631.14

Finding the Fourth Proportional to 65,846.48, 90,867.45 and 35,631.14

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Solution

The fourth proportional to 65,846.48, 90,867.45 and 35,631.14 is: 49,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,846.48 : 90,867.45 = 35,631.14 : x
  2. Step 2: Convert to fraction form
    65,846.48/90,867.45 = 35,631.14/x
  3. Step 3: Cross multiply
    65,846.48x = 90,867.45 × 35,631.14
  4. Step 4: Simplify right side
    65,846.48x = 3,237,710,832.39
  5. Step 5: Solve for x
    x = 3,237,710,832.39/65,846.48
  6. Step 6: Final answer
    x = 49,170.60

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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.