Home / 129,363.67-194,031.85-34,603.41

Finding the Fourth Proportional to 129,363.67, 194,031.85 and 34,603.41

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Solution

The fourth proportional to 129,363.67, 194,031.85 and 34,603.41 is: 51,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,363.67 : 194,031.85 = 34,603.41 : x
  2. Step 2: Convert to fraction form
    129,363.67/194,031.85 = 34,603.41/x
  3. Step 3: Cross multiply
    129,363.67x = 194,031.85 × 34,603.41
  4. Step 4: Simplify right side
    129,363.67x = 6,714,163,900.46
  5. Step 5: Solve for x
    x = 6,714,163,900.46/129,363.67
  6. Step 6: Final answer
    x = 51,901.47

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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.