Home / 63,141.84-87,136.26-34,461.72

Finding the Fourth Proportional to 63,141.84, 87,136.26 and 34,461.72

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Solution

The fourth proportional to 63,141.84, 87,136.26 and 34,461.72 is: 47,557.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,141.84 : 87,136.26 = 34,461.72 : x
  2. Step 2: Convert to fraction form
    63,141.84/87,136.26 = 34,461.72/x
  3. Step 3: Cross multiply
    63,141.84x = 87,136.26 × 34,461.72
  4. Step 4: Simplify right side
    63,141.84x = 3,002,865,393.97
  5. Step 5: Solve for x
    x = 3,002,865,393.97/63,141.84
  6. Step 6: Final answer
    x = 47,557.46

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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.