Home / 65,173.13-89,938.91-35,365.13

Finding the Fourth Proportional to 65,173.13, 89,938.91 and 35,365.13

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Solution

The fourth proportional to 65,173.13, 89,938.91 and 35,365.13 is: 48,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,173.13 : 89,938.91 = 35,365.13 : x
  2. Step 2: Convert to fraction form
    65,173.13/89,938.91 = 35,365.13/x
  3. Step 3: Cross multiply
    65,173.13x = 89,938.91 × 35,365.13
  4. Step 4: Simplify right side
    65,173.13x = 3,180,700,882.93
  5. Step 5: Solve for x
    x = 3,180,700,882.93/65,173.13
  6. Step 6: Final answer
    x = 48,803.87

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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.