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Finding the Fourth Proportional to 175,598.70, 262,620.45 and 147,605.10

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Solution

The fourth proportional to 175,598.70, 262,620.45 and 147,605.10 is: 220,754.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,598.70 : 262,620.45 = 147,605.10 : x
  2. Step 2: Convert to fraction form
    175,598.70/262,620.45 = 147,605.10/x
  3. Step 3: Cross multiply
    175,598.70x = 262,620.45 × 147,605.10
  4. Step 4: Simplify right side
    175,598.70x = 38,764,117,784.30
  5. Step 5: Solve for x
    x = 38,764,117,784.30/175,598.70
  6. Step 6: Final answer
    x = 220,754.01

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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.