Home / 61,977.63-92,914.64-28,721.53

Finding the Fourth Proportional to 61,977.63, 92,914.64 and 28,721.53

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Solution

The fourth proportional to 61,977.63, 92,914.64 and 28,721.53 is: 43,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.63 : 92,914.64 = 28,721.53 : x
  2. Step 2: Convert to fraction form
    61,977.63/92,914.64 = 28,721.53/x
  3. Step 3: Cross multiply
    61,977.63x = 92,914.64 × 28,721.53
  4. Step 4: Simplify right side
    61,977.63x = 2,668,650,620.20
  5. Step 5: Solve for x
    x = 2,668,650,620.20/61,977.63
  6. Step 6: Final answer
    x = 43,058.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.