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Finding the Fourth Proportional to 216,670.86, 325,009.98 and 58,895.46

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Solution

The fourth proportional to 216,670.86, 325,009.98 and 58,895.46 is: 88,344.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,670.86 : 325,009.98 = 58,895.46 : x
  2. Step 2: Convert to fraction form
    216,670.86/325,009.98 = 58,895.46/x
  3. Step 3: Cross multiply
    216,670.86x = 325,009.98 × 58,895.46
  4. Step 4: Simplify right side
    216,670.86x = 19,141,612,276.69
  5. Step 5: Solve for x
    x = 19,141,612,276.69/216,670.86
  6. Step 6: Final answer
    x = 88,344.19

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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.