Home / 84,236.14-126,248.10-73,681.03

Finding the Fourth Proportional to 84,236.14, 126,248.10 and 73,681.03

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Solution

The fourth proportional to 84,236.14, 126,248.10 and 73,681.03 is: 110,428.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,236.14 : 126,248.10 = 73,681.03 : x
  2. Step 2: Convert to fraction form
    84,236.14/126,248.10 = 73,681.03/x
  3. Step 3: Cross multiply
    84,236.14x = 126,248.10 × 73,681.03
  4. Step 4: Simplify right side
    84,236.14x = 9,302,090,043.54
  5. Step 5: Solve for x
    x = 9,302,090,043.54/84,236.14
  6. Step 6: Final answer
    x = 110,428.73

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1.5x scale

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.