Home / 136,346.02-188,061.30-118,163.85

Finding the Fourth Proportional to 136,346.02, 188,061.30 and 118,163.85

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Solution

The fourth proportional to 136,346.02, 188,061.30 and 118,163.85 is: 162,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,346.02 : 188,061.30 = 118,163.85 : x
  2. Step 2: Convert to fraction form
    136,346.02/188,061.30 = 118,163.85/x
  3. Step 3: Cross multiply
    136,346.02x = 188,061.30 × 118,163.85
  4. Step 4: Simplify right side
    136,346.02x = 22,222,047,244.01
  5. Step 5: Solve for x
    x = 22,222,047,244.01/136,346.02
  6. Step 6: Final answer
    x = 162,982.73

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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.