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Finding the Fourth Proportional to 249,822, 374,797.80 and 89,892.36

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Solution

The fourth proportional to 249,822, 374,797.80 and 89,892.36 is: 134,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,822 : 374,797.80 = 89,892.36 : x
  2. Step 2: Convert to fraction form
    249,822/374,797.80 = 89,892.36/x
  3. Step 3: Cross multiply
    249,822x = 374,797.80 × 89,892.36
  4. Step 4: Simplify right side
    249,822x = 33,691,458,764.81
  5. Step 5: Solve for x
    x = 33,691,458,764.81/249,822
  6. Step 6: Final answer
    x = 134,861.86

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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.