Home / 276,098.02-414,146.52-76,417.83

Finding the Fourth Proportional to 276,098.02, 414,146.52 and 76,417.83

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Solution

The fourth proportional to 276,098.02, 414,146.52 and 76,417.83 is: 114,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,098.02 : 414,146.52 = 76,417.83 : x
  2. Step 2: Convert to fraction form
    276,098.02/414,146.52 = 76,417.83/x
  3. Step 3: Cross multiply
    276,098.02x = 414,146.52 × 76,417.83
  4. Step 4: Simplify right side
    276,098.02x = 31,648,178,360.45
  5. Step 5: Solve for x
    x = 31,648,178,360.45/276,098.02
  6. Step 6: Final answer
    x = 114,626.60

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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.