Home / 57,947.62-79,980.08-34,087.91

Finding the Fourth Proportional to 57,947.62, 79,980.08 and 34,087.91

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Solution

The fourth proportional to 57,947.62, 79,980.08 and 34,087.91 is: 47,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,947.62 : 79,980.08 = 34,087.91 : x
  2. Step 2: Convert to fraction form
    57,947.62/79,980.08 = 34,087.91/x
  3. Step 3: Cross multiply
    57,947.62x = 79,980.08 × 34,087.91
  4. Step 4: Simplify right side
    57,947.62x = 2,726,353,607.81
  5. Step 5: Solve for x
    x = 2,726,353,607.81/57,947.62
  6. Step 6: Final answer
    x = 47,048.58

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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.