Home / 84,316.58-126,537.24-39,943.46

Finding the Fourth Proportional to 84,316.58, 126,537.24 and 39,943.46

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Solution

The fourth proportional to 84,316.58, 126,537.24 and 39,943.46 is: 59,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,316.58 : 126,537.24 = 39,943.46 : x
  2. Step 2: Convert to fraction form
    84,316.58/126,537.24 = 39,943.46/x
  3. Step 3: Cross multiply
    84,316.58x = 126,537.24 × 39,943.46
  4. Step 4: Simplify right side
    84,316.58x = 5,054,335,184.45
  5. Step 5: Solve for x
    x = 5,054,335,184.45/84,316.58
  6. Step 6: Final answer
    x = 59,944.74

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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.