Home / 61,529.12-84,911.20-34,669.52

Finding the Fourth Proportional to 61,529.12, 84,911.20 and 34,669.52

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Solution

The fourth proportional to 61,529.12, 84,911.20 and 34,669.52 is: 47,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,529.12 : 84,911.20 = 34,669.52 : x
  2. Step 2: Convert to fraction form
    61,529.12/84,911.20 = 34,669.52/x
  3. Step 3: Cross multiply
    61,529.12x = 84,911.20 × 34,669.52
  4. Step 4: Simplify right side
    61,529.12x = 2,943,830,546.62
  5. Step 5: Solve for x
    x = 2,943,830,546.62/61,529.12
  6. Step 6: Final answer
    x = 47,844.51

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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.