Home / 216,749.34-325,091.18-58,990.10

Finding the Fourth Proportional to 216,749.34, 325,091.18 and 58,990.10

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Solution

The fourth proportional to 216,749.34, 325,091.18 and 58,990.10 is: 88,476.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,749.34 : 325,091.18 = 58,990.10 : x
  2. Step 2: Convert to fraction form
    216,749.34/325,091.18 = 58,990.10/x
  3. Step 3: Cross multiply
    216,749.34x = 325,091.18 × 58,990.10
  4. Step 4: Simplify right side
    216,749.34x = 19,177,161,217.32
  5. Step 5: Solve for x
    x = 19,177,161,217.32/216,749.34
  6. Step 6: Final answer
    x = 88,476.22

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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.