Home / 119,107.17-178,690.73-52,565.67

Finding the Fourth Proportional to 119,107.17, 178,690.73 and 52,565.67

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Solution

The fourth proportional to 119,107.17, 178,690.73 and 52,565.67 is: 78,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,107.17 : 178,690.73 = 52,565.67 : x
  2. Step 2: Convert to fraction form
    119,107.17/178,690.73 = 52,565.67/x
  3. Step 3: Cross multiply
    119,107.17x = 178,690.73 × 52,565.67
  4. Step 4: Simplify right side
    119,107.17x = 9,392,997,682.41
  5. Step 5: Solve for x
    x = 9,392,997,682.41/119,107.17
  6. Step 6: Final answer
    x = 78,861.73

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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.