Home / 65,177.16-89,944.48-35,369.16

Finding the Fourth Proportional to 65,177.16, 89,944.48 and 35,369.16

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Solution

The fourth proportional to 65,177.16, 89,944.48 and 35,369.16 is: 48,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,177.16 : 89,944.48 = 35,369.16 : x
  2. Step 2: Convert to fraction form
    65,177.16/89,944.48 = 35,369.16/x
  3. Step 3: Cross multiply
    65,177.16x = 89,944.48 × 35,369.16
  4. Step 4: Simplify right side
    65,177.16x = 3,181,260,704.24
  5. Step 5: Solve for x
    x = 3,181,260,704.24/65,177.16
  6. Step 6: Final answer
    x = 48,809.44

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1.5x scale

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.