Home / 61,577.04-84,977.25-36,077.30

Finding the Fourth Proportional to 61,577.04, 84,977.25 and 36,077.30

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Solution

The fourth proportional to 61,577.04, 84,977.25 and 36,077.30 is: 49,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,577.04 : 84,977.25 = 36,077.30 : x
  2. Step 2: Convert to fraction form
    61,577.04/84,977.25 = 36,077.30/x
  3. Step 3: Cross multiply
    61,577.04x = 84,977.25 × 36,077.30
  4. Step 4: Simplify right side
    61,577.04x = 3,065,749,702.85
  5. Step 5: Solve for x
    x = 3,065,749,702.85/61,577.04
  6. Step 6: Final answer
    x = 49,787.22

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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.