Home / 282,527.42-389,892.03-153,468.41

Finding the Fourth Proportional to 282,527.42, 389,892.03 and 153,468.41

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Solution

The fourth proportional to 282,527.42, 389,892.03 and 153,468.41 is: 211,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,527.42 : 389,892.03 = 153,468.41 : x
  2. Step 2: Convert to fraction form
    282,527.42/389,892.03 = 153,468.41/x
  3. Step 3: Cross multiply
    282,527.42x = 389,892.03 × 153,468.41
  4. Step 4: Simplify right side
    282,527.42x = 59,836,107,966.31
  5. Step 5: Solve for x
    x = 59,836,107,966.31/282,527.42
  6. Step 6: Final answer
    x = 211,788.68

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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.