Home / 61,415.54-84,752.45-34,558.04

Finding the Fourth Proportional to 61,415.54, 84,752.45 and 34,558.04

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Solution

The fourth proportional to 61,415.54, 84,752.45 and 34,558.04 is: 47,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,415.54 : 84,752.45 = 34,558.04 : x
  2. Step 2: Convert to fraction form
    61,415.54/84,752.45 = 34,558.04/x
  3. Step 3: Cross multiply
    61,415.54x = 84,752.45 × 34,558.04
  4. Step 4: Simplify right side
    61,415.54x = 2,928,878,133.44
  5. Step 5: Solve for x
    x = 2,928,878,133.44/61,415.54
  6. Step 6: Final answer
    x = 47,689.53

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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.