Home / 61,409.22-84,744.56-34,551.76

Finding the Fourth Proportional to 61,409.22, 84,744.56 and 34,551.76

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Solution

The fourth proportional to 61,409.22, 84,744.56 and 34,551.76 is: 47,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,409.22 : 84,744.56 = 34,551.76 : x
  2. Step 2: Convert to fraction form
    61,409.22/84,744.56 = 34,551.76/x
  3. Step 3: Cross multiply
    61,409.22x = 84,744.56 × 34,551.76
  4. Step 4: Simplify right side
    61,409.22x = 2,928,073,698.43
  5. Step 5: Solve for x
    x = 2,928,073,698.43/61,409.22
  6. Step 6: Final answer
    x = 47,681.34

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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.