Home / 50,306.19-75,400.96-47,390.19

Finding the Fourth Proportional to 50,306.19, 75,400.96 and 47,390.19

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Solution

The fourth proportional to 50,306.19, 75,400.96 and 47,390.19 is: 71,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,306.19 : 75,400.96 = 47,390.19 : x
  2. Step 2: Convert to fraction form
    50,306.19/75,400.96 = 47,390.19/x
  3. Step 3: Cross multiply
    50,306.19x = 75,400.96 × 47,390.19
  4. Step 4: Simplify right side
    50,306.19x = 3,573,265,820.58
  5. Step 5: Solve for x
    x = 3,573,265,820.58/50,306.19
  6. Step 6: Final answer
    x = 71,030.34

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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.