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Finding the Fourth Proportional to 251,240.83, 376,639.65 and 93,358.56

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Solution

The fourth proportional to 251,240.83, 376,639.65 and 93,358.56 is: 139,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,240.83 : 376,639.65 = 93,358.56 : x
  2. Step 2: Convert to fraction form
    251,240.83/376,639.65 = 93,358.56/x
  3. Step 3: Cross multiply
    251,240.83x = 376,639.65 × 93,358.56
  4. Step 4: Simplify right side
    251,240.83x = 35,162,535,362.90
  5. Step 5: Solve for x
    x = 35,162,535,362.90/251,240.83
  6. Step 6: Final answer
    x = 139,955.50

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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.