Home / 94,934.52-142,450.56-42,378.48

Finding the Fourth Proportional to 94,934.52, 142,450.56 and 42,378.48

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Solution

The fourth proportional to 94,934.52, 142,450.56 and 42,378.48 is: 63,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,934.52 : 142,450.56 = 42,378.48 : x
  2. Step 2: Convert to fraction form
    94,934.52/142,450.56 = 42,378.48/x
  3. Step 3: Cross multiply
    94,934.52x = 142,450.56 × 42,378.48
  4. Step 4: Simplify right side
    94,934.52x = 6,036,838,207.95
  5. Step 5: Solve for x
    x = 6,036,838,207.95/94,934.52
  6. Step 6: Final answer
    x = 63,589.50

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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.