Home / 119,016.08-178,526.70-43,121.39

Finding the Fourth Proportional to 119,016.08, 178,526.70 and 43,121.39

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Solution

The fourth proportional to 119,016.08, 178,526.70 and 43,121.39 is: 64,683.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,016.08 : 178,526.70 = 43,121.39 : x
  2. Step 2: Convert to fraction form
    119,016.08/178,526.70 = 43,121.39/x
  3. Step 3: Cross multiply
    119,016.08x = 178,526.70 × 43,121.39
  4. Step 4: Simplify right side
    119,016.08x = 7,698,319,456.11
  5. Step 5: Solve for x
    x = 7,698,319,456.11/119,016.08
  6. Step 6: Final answer
    x = 64,683.02

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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.