Home / 61,899.28-85,419.44-35,041.60

Finding the Fourth Proportional to 61,899.28, 85,419.44 and 35,041.60

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Solution

The fourth proportional to 61,899.28, 85,419.44 and 35,041.60 is: 48,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,899.28 : 85,419.44 = 35,041.60 : x
  2. Step 2: Convert to fraction form
    61,899.28/85,419.44 = 35,041.60/x
  3. Step 3: Cross multiply
    61,899.28x = 85,419.44 × 35,041.60
  4. Step 4: Simplify right side
    61,899.28x = 2,993,233,848.70
  5. Step 5: Solve for x
    x = 2,993,233,848.70/61,899.28
  6. Step 6: Final answer
    x = 48,356.52

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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.