Home / 104,077.56-143,644.02-63,813.48

Finding the Fourth Proportional to 104,077.56, 143,644.02 and 63,813.48

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Solution

The fourth proportional to 104,077.56, 143,644.02 and 63,813.48 is: 88,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,077.56 : 143,644.02 = 63,813.48 : x
  2. Step 2: Convert to fraction form
    104,077.56/143,644.02 = 63,813.48/x
  3. Step 3: Cross multiply
    104,077.56x = 143,644.02 × 63,813.48
  4. Step 4: Simplify right side
    104,077.56x = 9,166,424,797.39
  5. Step 5: Solve for x
    x = 9,166,424,797.39/104,077.56
  6. Step 6: Final answer
    x = 88,073.02

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1.5x scale

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.