Home / 119,091.32-178,501.09-47,968.43

Finding the Fourth Proportional to 119,091.32, 178,501.09 and 47,968.43

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Solution

The fourth proportional to 119,091.32, 178,501.09 and 47,968.43 is: 71,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,091.32 : 178,501.09 = 47,968.43 : x
  2. Step 2: Convert to fraction form
    119,091.32/178,501.09 = 47,968.43/x
  3. Step 3: Cross multiply
    119,091.32x = 178,501.09 × 47,968.43
  4. Step 4: Simplify right side
    119,091.32x = 8,562,417,221.20
  5. Step 5: Solve for x
    x = 8,562,417,221.20/119,091.32
  6. Step 6: Final answer
    x = 71,897.91

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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.