Home / 48,927.40-73,196.70-42,425.80

Finding the Fourth Proportional to 48,927.40, 73,196.70 and 42,425.80

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Solution

The fourth proportional to 48,927.40, 73,196.70 and 42,425.80 is: 63,470.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,927.40 : 73,196.70 = 42,425.80 : x
  2. Step 2: Convert to fraction form
    48,927.40/73,196.70 = 42,425.80/x
  3. Step 3: Cross multiply
    48,927.40x = 73,196.70 × 42,425.80
  4. Step 4: Simplify right side
    48,927.40x = 3,105,428,554.86
  5. Step 5: Solve for x
    x = 3,105,428,554.86/48,927.40
  6. Step 6: Final answer
    x = 63,470.13

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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.