Home / 194,899.20-292,348.82-47,155.20

Finding the Fourth Proportional to 194,899.20, 292,348.82 and 47,155.20

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Solution

The fourth proportional to 194,899.20, 292,348.82 and 47,155.20 is: 70,732.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,899.20 : 292,348.82 = 47,155.20 : x
  2. Step 2: Convert to fraction form
    194,899.20/292,348.82 = 47,155.20/x
  3. Step 3: Cross multiply
    194,899.20x = 292,348.82 × 47,155.20
  4. Step 4: Simplify right side
    194,899.20x = 13,785,767,996.34
  5. Step 5: Solve for x
    x = 13,785,767,996.34/194,899.20
  6. Step 6: Final answer
    x = 70,732.81

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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.