Home / 51,302.34-70,826.66-39,107.07

Finding the Fourth Proportional to 51,302.34, 70,826.66 and 39,107.07

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Solution

The fourth proportional to 51,302.34, 70,826.66 and 39,107.07 is: 53,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,302.34 : 70,826.66 = 39,107.07 : x
  2. Step 2: Convert to fraction form
    51,302.34/70,826.66 = 39,107.07/x
  3. Step 3: Cross multiply
    51,302.34x = 70,826.66 × 39,107.07
  4. Step 4: Simplify right side
    51,302.34x = 2,769,823,150.49
  5. Step 5: Solve for x
    x = 2,769,823,150.49/51,302.34
  6. Step 6: Final answer
    x = 53,990.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.