Home / 145,529.71-200,824.31-102,526.46

Finding the Fourth Proportional to 145,529.71, 200,824.31 and 102,526.46

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Solution

The fourth proportional to 145,529.71, 200,824.31 and 102,526.46 is: 141,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529.71 : 200,824.31 = 102,526.46 : x
  2. Step 2: Convert to fraction form
    145,529.71/200,824.31 = 102,526.46/x
  3. Step 3: Cross multiply
    145,529.71x = 200,824.31 × 102,526.46
  4. Step 4: Simplify right side
    145,529.71x = 20,589,805,591.53
  5. Step 5: Solve for x
    x = 20,589,805,591.53/145,529.71
  6. Step 6: Final answer
    x = 141,481.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.