Home / 195,743.60-293,615.40-47,999.60

Finding the Fourth Proportional to 195,743.60, 293,615.40 and 47,999.60

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Solution

The fourth proportional to 195,743.60, 293,615.40 and 47,999.60 is: 71,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,743.60 : 293,615.40 = 47,999.60 : x
  2. Step 2: Convert to fraction form
    195,743.60/293,615.40 = 47,999.60/x
  3. Step 3: Cross multiply
    195,743.60x = 293,615.40 × 47,999.60
  4. Step 4: Simplify right side
    195,743.60x = 14,093,421,753.84
  5. Step 5: Solve for x
    x = 14,093,421,753.84/195,743.60
  6. Step 6: Final answer
    x = 71,999.40

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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.