Home / 217,030.15-325,545.23-133,049.35

Finding the Fourth Proportional to 217,030.15, 325,545.23 and 133,049.35

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Solution

The fourth proportional to 217,030.15, 325,545.23 and 133,049.35 is: 199,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,030.15 : 325,545.23 = 133,049.35 : x
  2. Step 2: Convert to fraction form
    217,030.15/325,545.23 = 133,049.35/x
  3. Step 3: Cross multiply
    217,030.15x = 325,545.23 × 133,049.35
  4. Step 4: Simplify right side
    217,030.15x = 43,313,581,247.10
  5. Step 5: Solve for x
    x = 43,313,581,247.10/217,030.15
  6. Step 6: Final answer
    x = 199,574.03

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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.