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Finding the Fourth Proportional to 247,338.02, 370,756.59 and 97,683.83

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Solution

The fourth proportional to 247,338.02, 370,756.59 and 97,683.83 is: 146,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,338.02 : 370,756.59 = 97,683.83 : x
  2. Step 2: Convert to fraction form
    247,338.02/370,756.59 = 97,683.83/x
  3. Step 3: Cross multiply
    247,338.02x = 370,756.59 × 97,683.83
  4. Step 4: Simplify right side
    247,338.02x = 36,216,923,708.94
  5. Step 5: Solve for x
    x = 36,216,923,708.94/247,338.02
  6. Step 6: Final answer
    x = 146,426.84

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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.