Home / 61,899.21-85,422.87-35,041.23

Finding the Fourth Proportional to 61,899.21, 85,422.87 and 35,041.23

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Solution

The fourth proportional to 61,899.21, 85,422.87 and 35,041.23 is: 48,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,899.21 : 85,422.87 = 35,041.23 : x
  2. Step 2: Convert to fraction form
    61,899.21/85,422.87 = 35,041.23/x
  3. Step 3: Cross multiply
    61,899.21x = 85,422.87 × 35,041.23
  4. Step 4: Simplify right side
    61,899.21x = 2,993,322,434.93
  5. Step 5: Solve for x
    x = 2,993,322,434.93/61,899.21
  6. Step 6: Final answer
    x = 48,358.01

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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.