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Finding the Fourth Proportional to 186,071.40, 279,107.10 and 59,711.40

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Solution

The fourth proportional to 186,071.40, 279,107.10 and 59,711.40 is: 89,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,071.40 : 279,107.10 = 59,711.40 : x
  2. Step 2: Convert to fraction form
    186,071.40/279,107.10 = 59,711.40/x
  3. Step 3: Cross multiply
    186,071.40x = 279,107.10 × 59,711.40
  4. Step 4: Simplify right side
    186,071.40x = 16,665,875,690.94
  5. Step 5: Solve for x
    x = 16,665,875,690.94/186,071.40
  6. Step 6: Final answer
    x = 89,567.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.