Home / 40,163.23-60,132.51-30,271.51

Finding the Fourth Proportional to 40,163.23, 60,132.51 and 30,271.51

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Solution

The fourth proportional to 40,163.23, 60,132.51 and 30,271.51 is: 45,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.23 : 60,132.51 = 30,271.51 : x
  2. Step 2: Convert to fraction form
    40,163.23/60,132.51 = 30,271.51/x
  3. Step 3: Cross multiply
    40,163.23x = 60,132.51 × 30,271.51
  4. Step 4: Simplify right side
    40,163.23x = 1,820,301,952.96
  5. Step 5: Solve for x
    x = 1,820,301,952.96/40,163.23
  6. Step 6: Final answer
    x = 45,322.60

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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.