Home / 305,023.52-457,596.36-105,351.20

Finding the Fourth Proportional to 305,023.52, 457,596.36 and 105,351.20

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Solution

The fourth proportional to 305,023.52, 457,596.36 and 105,351.20 is: 158,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,023.52 : 457,596.36 = 105,351.20 : x
  2. Step 2: Convert to fraction form
    305,023.52/457,596.36 = 105,351.20/x
  3. Step 3: Cross multiply
    305,023.52x = 457,596.36 × 105,351.20
  4. Step 4: Simplify right side
    305,023.52x = 48,208,325,641.63
  5. Step 5: Solve for x
    x = 48,208,325,641.63/305,023.52
  6. Step 6: Final answer
    x = 158,047.90

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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.