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Finding the Fourth Proportional to 247,133.19, 370,743.50 and 93,255.87

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Solution

The fourth proportional to 247,133.19, 370,743.50 and 93,255.87 is: 139,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,133.19 : 370,743.50 = 93,255.87 : x
  2. Step 2: Convert to fraction form
    247,133.19/370,743.50 = 93,255.87/x
  3. Step 3: Cross multiply
    247,133.19x = 370,743.50 × 93,255.87
  4. Step 4: Simplify right side
    247,133.19x = 34,574,007,639.35
  5. Step 5: Solve for x
    x = 34,574,007,639.35/247,133.19
  6. Step 6: Final answer
    x = 139,900.30

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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.