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Finding the Fourth Proportional to 217,243.79, 325,888.16 and 59,472.19

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Solution

The fourth proportional to 217,243.79, 325,888.16 and 59,472.19 is: 89,214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,243.79 : 325,888.16 = 59,472.19 : x
  2. Step 2: Convert to fraction form
    217,243.79/325,888.16 = 59,472.19/x
  3. Step 3: Cross multiply
    217,243.79x = 325,888.16 × 59,472.19
  4. Step 4: Simplify right side
    217,243.79x = 19,381,282,570.27
  5. Step 5: Solve for x
    x = 19,381,282,570.27/217,243.79
  6. Step 6: Final answer
    x = 89,214.44

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1.5x scale

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.