Home / 61,795.28-85,272.36-34,936.40

Finding the Fourth Proportional to 61,795.28, 85,272.36 and 34,936.40

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Solution

The fourth proportional to 61,795.28, 85,272.36 and 34,936.40 is: 48,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,795.28 : 85,272.36 = 34,936.40 : x
  2. Step 2: Convert to fraction form
    61,795.28/85,272.36 = 34,936.40/x
  3. Step 3: Cross multiply
    61,795.28x = 85,272.36 × 34,936.40
  4. Step 4: Simplify right side
    61,795.28x = 2,979,109,277.90
  5. Step 5: Solve for x
    x = 2,979,109,277.90/61,795.28
  6. Step 6: Final answer
    x = 48,209.33

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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.