Home / 69,102.16-95,374.02-43,272.70

Finding the Fourth Proportional to 69,102.16, 95,374.02 and 43,272.70

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Solution

The fourth proportional to 69,102.16, 95,374.02 and 43,272.70 is: 59,724.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,102.16 : 95,374.02 = 43,272.70 : x
  2. Step 2: Convert to fraction form
    69,102.16/95,374.02 = 43,272.70/x
  3. Step 3: Cross multiply
    69,102.16x = 95,374.02 × 43,272.70
  4. Step 4: Simplify right side
    69,102.16x = 4,127,091,355.25
  5. Step 5: Solve for x
    x = 4,127,091,355.25/69,102.16
  6. Step 6: Final answer
    x = 59,724.49

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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.