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Finding the Fourth Proportional to 195,334.80, 293,002.20 and 47,590.80

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Solution

The fourth proportional to 195,334.80, 293,002.20 and 47,590.80 is: 71,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,334.80 : 293,002.20 = 47,590.80 : x
  2. Step 2: Convert to fraction form
    195,334.80/293,002.20 = 47,590.80/x
  3. Step 3: Cross multiply
    195,334.80x = 293,002.20 × 47,590.80
  4. Step 4: Simplify right side
    195,334.80x = 13,944,209,099.76
  5. Step 5: Solve for x
    x = 13,944,209,099.76/195,334.80
  6. Step 6: Final answer
    x = 71,386.20

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1.5x scale

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.