Home / 61,337.28-91,940.30-31,725.30

Finding the Fourth Proportional to 61,337.28, 91,940.30 and 31,725.30

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Solution

The fourth proportional to 61,337.28, 91,940.30 and 31,725.30 is: 47,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,337.28 : 91,940.30 = 31,725.30 : x
  2. Step 2: Convert to fraction form
    61,337.28/91,940.30 = 31,725.30/x
  3. Step 3: Cross multiply
    61,337.28x = 91,940.30 × 31,725.30
  4. Step 4: Simplify right side
    61,337.28x = 2,916,833,599.59
  5. Step 5: Solve for x
    x = 2,916,833,599.59/61,337.28
  6. Step 6: Final answer
    x = 47,554.01

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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.