Home / 51,376.26-76,957.74-47,639.19

Finding the Fourth Proportional to 51,376.26, 76,957.74 and 47,639.19

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Solution

The fourth proportional to 51,376.26, 76,957.74 and 47,639.19 is: 71,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,376.26 : 76,957.74 = 47,639.19 : x
  2. Step 2: Convert to fraction form
    51,376.26/76,957.74 = 47,639.19/x
  3. Step 3: Cross multiply
    51,376.26x = 76,957.74 × 47,639.19
  4. Step 4: Simplify right side
    51,376.26x = 3,666,204,397.83
  5. Step 5: Solve for x
    x = 3,666,204,397.83/51,376.26
  6. Step 6: Final answer
    x = 71,359.89

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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.