Home / 49,854.04-74,605.53-31,142.89

Finding the Fourth Proportional to 49,854.04, 74,605.53 and 31,142.89

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Solution

The fourth proportional to 49,854.04, 74,605.53 and 31,142.89 is: 46,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,854.04 : 74,605.53 = 31,142.89 : x
  2. Step 2: Convert to fraction form
    49,854.04/74,605.53 = 31,142.89/x
  3. Step 3: Cross multiply
    49,854.04x = 74,605.53 × 31,142.89
  4. Step 4: Simplify right side
    49,854.04x = 2,323,431,814.18
  5. Step 5: Solve for x
    x = 2,323,431,814.18/49,854.04
  6. Step 6: Final answer
    x = 46,604.68

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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.