Home / 194,934.80-292,402.20-47,190.80

Finding the Fourth Proportional to 194,934.80, 292,402.20 and 47,190.80

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Solution

The fourth proportional to 194,934.80, 292,402.20 and 47,190.80 is: 70,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,934.80 : 292,402.20 = 47,190.80 : x
  2. Step 2: Convert to fraction form
    194,934.80/292,402.20 = 47,190.80/x
  3. Step 3: Cross multiply
    194,934.80x = 292,402.20 × 47,190.80
  4. Step 4: Simplify right side
    194,934.80x = 13,798,693,739.76
  5. Step 5: Solve for x
    x = 13,798,693,739.76/194,934.80
  6. Step 6: Final answer
    x = 70,786.20

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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.