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Finding the Fourth Proportional to 186,097.95, 279,120.48 and 59,721.84

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Solution

The fourth proportional to 186,097.95, 279,120.48 and 59,721.84 is: 89,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,097.95 : 279,120.48 = 59,721.84 : x
  2. Step 2: Convert to fraction form
    186,097.95/279,120.48 = 59,721.84/x
  3. Step 3: Cross multiply
    186,097.95x = 279,120.48 × 59,721.84
  4. Step 4: Simplify right side
    186,097.95x = 16,669,588,647.28
  5. Step 5: Solve for x
    x = 16,669,588,647.28/186,097.95
  6. Step 6: Final answer
    x = 89,574.27

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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.