Home / 119,246.61-178,905.69-48,132.66

Finding the Fourth Proportional to 119,246.61, 178,905.69 and 48,132.66

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Solution

The fourth proportional to 119,246.61, 178,905.69 and 48,132.66 is: 72,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,246.61 : 178,905.69 = 48,132.66 : x
  2. Step 2: Convert to fraction form
    119,246.61/178,905.69 = 48,132.66/x
  3. Step 3: Cross multiply
    119,246.61x = 178,905.69 × 48,132.66
  4. Step 4: Simplify right side
    119,246.61x = 8,611,206,748.84
  5. Step 5: Solve for x
    x = 8,611,206,748.84/119,246.61
  6. Step 6: Final answer
    x = 72,213.43

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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.