Home / 65,061.55-97,629.24-30,001.21

Finding the Fourth Proportional to 65,061.55, 97,629.24 and 30,001.21

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Solution

The fourth proportional to 65,061.55, 97,629.24 and 30,001.21 is: 45,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,061.55 : 97,629.24 = 30,001.21 : x
  2. Step 2: Convert to fraction form
    65,061.55/97,629.24 = 30,001.21/x
  3. Step 3: Cross multiply
    65,061.55x = 97,629.24 × 30,001.21
  4. Step 4: Simplify right side
    65,061.55x = 2,928,995,331.38
  5. Step 5: Solve for x
    x = 2,928,995,331.38/65,061.55
  6. Step 6: Final answer
    x = 45,018.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.