Home / 150,005.15-225,007.93-61,258.65

Finding the Fourth Proportional to 150,005.15, 225,007.93 and 61,258.65

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Solution

The fourth proportional to 150,005.15, 225,007.93 and 61,258.65 is: 91,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005.15 : 225,007.93 = 61,258.65 : x
  2. Step 2: Convert to fraction form
    150,005.15/225,007.93 = 61,258.65/x
  3. Step 3: Cross multiply
    150,005.15x = 225,007.93 × 61,258.65
  4. Step 4: Simplify right side
    150,005.15x = 13,783,682,031.09
  5. Step 5: Solve for x
    x = 13,783,682,031.09/150,005.15
  6. Step 6: Final answer
    x = 91,888.06

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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.