Home / 84,586.18-126,839.54-49,057.60

Finding the Fourth Proportional to 84,586.18, 126,839.54 and 49,057.60

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Solution

The fourth proportional to 84,586.18, 126,839.54 and 49,057.60 is: 73,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,586.18 : 126,839.54 = 49,057.60 : x
  2. Step 2: Convert to fraction form
    84,586.18/126,839.54 = 49,057.60/x
  3. Step 3: Cross multiply
    84,586.18x = 126,839.54 × 49,057.60
  4. Step 4: Simplify right side
    84,586.18x = 6,222,443,417.50
  5. Step 5: Solve for x
    x = 6,222,443,417.50/84,586.18
  6. Step 6: Final answer
    x = 73,563.36

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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.