Home / 276,225.21-414,346.73-76,547.52

Finding the Fourth Proportional to 276,225.21, 414,346.73 and 76,547.52

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Solution

The fourth proportional to 276,225.21, 414,346.73 and 76,547.52 is: 114,823.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,225.21 : 414,346.73 = 76,547.52 : x
  2. Step 2: Convert to fraction form
    276,225.21/414,346.73 = 76,547.52/x
  3. Step 3: Cross multiply
    276,225.21x = 414,346.73 × 76,547.52
  4. Step 4: Simplify right side
    276,225.21x = 31,717,214,218.87
  5. Step 5: Solve for x
    x = 31,717,214,218.87/276,225.21
  6. Step 6: Final answer
    x = 114,823.75

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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.