Home / 276,053.07-414,079.40-89,064.57

Finding the Fourth Proportional to 276,053.07, 414,079.40 and 89,064.57

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Solution

The fourth proportional to 276,053.07, 414,079.40 and 89,064.57 is: 133,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,053.07 : 414,079.40 = 89,064.57 : x
  2. Step 2: Convert to fraction form
    276,053.07/414,079.40 = 89,064.57/x
  3. Step 3: Cross multiply
    276,053.07x = 414,079.40 × 89,064.57
  4. Step 4: Simplify right side
    276,053.07x = 36,879,803,706.86
  5. Step 5: Solve for x
    x = 36,879,803,706.86/276,053.07
  6. Step 6: Final answer
    x = 133,596.79

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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.