Home / 119,257.03-178,884.28-30,509.83

Finding the Fourth Proportional to 119,257.03, 178,884.28 and 30,509.83

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Solution

The fourth proportional to 119,257.03, 178,884.28 and 30,509.83 is: 45,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.03 : 178,884.28 = 30,509.83 : x
  2. Step 2: Convert to fraction form
    119,257.03/178,884.28 = 30,509.83/x
  3. Step 3: Cross multiply
    119,257.03x = 178,884.28 × 30,509.83
  4. Step 4: Simplify right side
    119,257.03x = 5,457,727,925.50
  5. Step 5: Solve for x
    x = 5,457,727,925.50/119,257.03
  6. Step 6: Final answer
    x = 45,764.41

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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.