Home / 70,203.29-105,306.30-17,611.41

Finding the Fourth Proportional to 70,203.29, 105,306.30 and 17,611.41

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Solution

The fourth proportional to 70,203.29, 105,306.30 and 17,611.41 is: 26,417.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,203.29 : 105,306.30 = 17,611.41 : x
  2. Step 2: Convert to fraction form
    70,203.29/105,306.30 = 17,611.41/x
  3. Step 3: Cross multiply
    70,203.29x = 105,306.30 × 17,611.41
  4. Step 4: Simplify right side
    70,203.29x = 1,854,592,424.88
  5. Step 5: Solve for x
    x = 1,854,592,424.88/70,203.29
  6. Step 6: Final answer
    x = 26,417.46

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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.