Home / 61,675.84-85,112.40-34,818.04

Finding the Fourth Proportional to 61,675.84, 85,112.40 and 34,818.04

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Solution

The fourth proportional to 61,675.84, 85,112.40 and 34,818.04 is: 48,048.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,675.84 : 85,112.40 = 34,818.04 : x
  2. Step 2: Convert to fraction form
    61,675.84/85,112.40 = 34,818.04/x
  3. Step 3: Cross multiply
    61,675.84x = 85,112.40 × 34,818.04
  4. Step 4: Simplify right side
    61,675.84x = 2,963,446,947.70
  5. Step 5: Solve for x
    x = 2,963,446,947.70/61,675.84
  6. Step 6: Final answer
    x = 48,048.75

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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.