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Finding the Fourth Proportional to 146,095.53, 218,977.20 and 61,803.09

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Solution

The fourth proportional to 146,095.53, 218,977.20 and 61,803.09 is: 92,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,095.53 : 218,977.20 = 61,803.09 : x
  2. Step 2: Convert to fraction form
    146,095.53/218,977.20 = 61,803.09/x
  3. Step 3: Cross multiply
    146,095.53x = 218,977.20 × 61,803.09
  4. Step 4: Simplify right side
    146,095.53x = 13,533,467,599.55
  5. Step 5: Solve for x
    x = 13,533,467,599.55/146,095.53
  6. Step 6: Final answer
    x = 92,634.37

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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.