Home / 154,002.12-231,011.40-48,829.32

Finding the Fourth Proportional to 154,002.12, 231,011.40 and 48,829.32

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Solution

The fourth proportional to 154,002.12, 231,011.40 and 48,829.32 is: 73,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,002.12 : 231,011.40 = 48,829.32 : x
  2. Step 2: Convert to fraction form
    154,002.12/231,011.40 = 48,829.32/x
  3. Step 3: Cross multiply
    154,002.12x = 231,011.40 × 48,829.32
  4. Step 4: Simplify right side
    154,002.12x = 11,280,129,574.25
  5. Step 5: Solve for x
    x = 11,280,129,574.25/154,002.12
  6. Step 6: Final answer
    x = 73,246.59

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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.