Home / 135,417.90-203,002.46-46,650.30

Finding the Fourth Proportional to 135,417.90, 203,002.46 and 46,650.30

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Solution

The fourth proportional to 135,417.90, 203,002.46 and 46,650.30 is: 69,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,417.90 : 203,002.46 = 46,650.30 : x
  2. Step 2: Convert to fraction form
    135,417.90/203,002.46 = 46,650.30/x
  3. Step 3: Cross multiply
    135,417.90x = 203,002.46 × 46,650.30
  4. Step 4: Simplify right side
    135,417.90x = 9,470,125,659.74
  5. Step 5: Solve for x
    x = 9,470,125,659.74/135,417.90
  6. Step 6: Final answer
    x = 69,932.60

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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.