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Finding the Fourth Proportional to 216,230.51, 324,345.00 and 58,458.94

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Solution

The fourth proportional to 216,230.51, 324,345.00 and 58,458.94 is: 87,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,230.51 : 324,345.00 = 58,458.94 : x
  2. Step 2: Convert to fraction form
    216,230.51/324,345.00 = 58,458.94/x
  3. Step 3: Cross multiply
    216,230.51x = 324,345.00 × 58,458.94
  4. Step 4: Simplify right side
    216,230.51x = 18,960,864,302.66
  5. Step 5: Solve for x
    x = 18,960,864,302.66/216,230.51
  6. Step 6: Final answer
    x = 87,688.20

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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.