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Finding the Fourth Proportional to 175,506.60, 263,259.90 and 108,730.20

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Solution

The fourth proportional to 175,506.60, 263,259.90 and 108,730.20 is: 163,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,506.60 : 263,259.90 = 108,730.20 : x
  2. Step 2: Convert to fraction form
    175,506.60/263,259.90 = 108,730.20/x
  3. Step 3: Cross multiply
    175,506.60x = 263,259.90 × 108,730.20
  4. Step 4: Simplify right side
    175,506.60x = 28,624,301,578.98
  5. Step 5: Solve for x
    x = 28,624,301,578.98/175,506.60
  6. Step 6: Final answer
    x = 163,095.30

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1.5x scale

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.