Home / 49,346.04-74,019.60-39,472.68

Finding the Fourth Proportional to 49,346.04, 74,019.60 and 39,472.68

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Solution

The fourth proportional to 49,346.04, 74,019.60 and 39,472.68 is: 59,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.04 : 74,019.60 = 39,472.68 : x
  2. Step 2: Convert to fraction form
    49,346.04/74,019.60 = 39,472.68/x
  3. Step 3: Cross multiply
    49,346.04x = 74,019.60 × 39,472.68
  4. Step 4: Simplify right side
    49,346.04x = 2,921,751,984.53
  5. Step 5: Solve for x
    x = 2,921,751,984.53/49,346.04
  6. Step 6: Final answer
    x = 59,209.45

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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.