Home / 119,268.80-178,881.56-48,188.80

Finding the Fourth Proportional to 119,268.80, 178,881.56 and 48,188.80

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Solution

The fourth proportional to 119,268.80, 178,881.56 and 48,188.80 is: 72,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,268.80 : 178,881.56 = 48,188.80 : x
  2. Step 2: Convert to fraction form
    119,268.80/178,881.56 = 48,188.80/x
  3. Step 3: Cross multiply
    119,268.80x = 178,881.56 × 48,188.80
  4. Step 4: Simplify right side
    119,268.80x = 8,620,087,718.53
  5. Step 5: Solve for x
    x = 8,620,087,718.53/119,268.80
  6. Step 6: Final answer
    x = 72,274.46

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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.