Home / 49,386.62-74,011.62-42,796.46

Finding the Fourth Proportional to 49,386.62, 74,011.62 and 42,796.46

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Solution

The fourth proportional to 49,386.62, 74,011.62 and 42,796.46 is: 64,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,386.62 : 74,011.62 = 42,796.46 : x
  2. Step 2: Convert to fraction form
    49,386.62/74,011.62 = 42,796.46/x
  3. Step 3: Cross multiply
    49,386.62x = 74,011.62 × 42,796.46
  4. Step 4: Simplify right side
    49,386.62x = 3,167,435,334.87
  5. Step 5: Solve for x
    x = 3,167,435,334.87/49,386.62
  6. Step 6: Final answer
    x = 64,135.50

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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.