Home / 94,907.25-142,384.68-28,347.12

Finding the Fourth Proportional to 94,907.25, 142,384.68 and 28,347.12

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Solution

The fourth proportional to 94,907.25, 142,384.68 and 28,347.12 is: 42,527.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,907.25 : 142,384.68 = 28,347.12 : x
  2. Step 2: Convert to fraction form
    94,907.25/142,384.68 = 28,347.12/x
  3. Step 3: Cross multiply
    94,907.25x = 142,384.68 × 28,347.12
  4. Step 4: Simplify right side
    94,907.25x = 4,036,195,610.12
  5. Step 5: Solve for x
    x = 4,036,195,610.12/94,907.25
  6. Step 6: Final answer
    x = 42,527.79

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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.