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Finding the Fourth Proportional to 173,341.80, 260,012.70 and 151,914.60

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Solution

The fourth proportional to 173,341.80, 260,012.70 and 151,914.60 is: 227,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,341.80 : 260,012.70 = 151,914.60 : x
  2. Step 2: Convert to fraction form
    173,341.80/260,012.70 = 151,914.60/x
  3. Step 3: Cross multiply
    173,341.80x = 260,012.70 × 151,914.60
  4. Step 4: Simplify right side
    173,341.80x = 39,499,725,315.42
  5. Step 5: Solve for x
    x = 39,499,725,315.42/173,341.80
  6. Step 6: Final answer
    x = 227,871.90

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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.