Home / 84,145.02-126,101.75-36,056.06

Finding the Fourth Proportional to 84,145.02, 126,101.75 and 36,056.06

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Solution

The fourth proportional to 84,145.02, 126,101.75 and 36,056.06 is: 54,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,145.02 : 126,101.75 = 36,056.06 : x
  2. Step 2: Convert to fraction form
    84,145.02/126,101.75 = 36,056.06/x
  3. Step 3: Cross multiply
    84,145.02x = 126,101.75 × 36,056.06
  4. Step 4: Simplify right side
    84,145.02x = 4,546,731,806.01
  5. Step 5: Solve for x
    x = 4,546,731,806.01/84,145.02
  6. Step 6: Final answer
    x = 54,034.48

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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.