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Finding the Fourth Proportional to 247,364.20, 370,973.40 and 97,554.70

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Solution

The fourth proportional to 247,364.20, 370,973.40 and 97,554.70 is: 146,303.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,364.20 : 370,973.40 = 97,554.70 : x
  2. Step 2: Convert to fraction form
    247,364.20/370,973.40 = 97,554.70/x
  3. Step 3: Cross multiply
    247,364.20x = 370,973.40 × 97,554.70
  4. Step 4: Simplify right side
    247,364.20x = 36,190,198,744.98
  5. Step 5: Solve for x
    x = 36,190,198,744.98/247,364.20
  6. Step 6: Final answer
    x = 146,303.30

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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.