Home / 119,025.95-178,539.94-30,279.53

Finding the Fourth Proportional to 119,025.95, 178,539.94 and 30,279.53

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Solution

The fourth proportional to 119,025.95, 178,539.94 and 30,279.53 is: 45,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,025.95 : 178,539.94 = 30,279.53 : x
  2. Step 2: Convert to fraction form
    119,025.95/178,539.94 = 30,279.53/x
  3. Step 3: Cross multiply
    119,025.95x = 178,539.94 × 30,279.53
  4. Step 4: Simplify right side
    119,025.95x = 5,406,105,318.03
  5. Step 5: Solve for x
    x = 5,406,105,318.03/119,025.95
  6. Step 6: Final answer
    x = 45,419.55

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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.