Home / 119,014.34-178,522.12-40,129.25

Finding the Fourth Proportional to 119,014.34, 178,522.12 and 40,129.25

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Solution

The fourth proportional to 119,014.34, 178,522.12 and 40,129.25 is: 60,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,014.34 : 178,522.12 = 40,129.25 : x
  2. Step 2: Convert to fraction form
    119,014.34/178,522.12 = 40,129.25/x
  3. Step 3: Cross multiply
    119,014.34x = 178,522.12 × 40,129.25
  4. Step 4: Simplify right side
    119,014.34x = 7,163,958,784.01
  5. Step 5: Solve for x
    x = 7,163,958,784.01/119,014.34
  6. Step 6: Final answer
    x = 60,194.08

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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.