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Finding the Fourth Proportional to 183,053.65, 274,774.58 and 162,129.53

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Solution

The fourth proportional to 183,053.65, 274,774.58 and 162,129.53 is: 243,366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,053.65 : 274,774.58 = 162,129.53 : x
  2. Step 2: Convert to fraction form
    183,053.65/274,774.58 = 162,129.53/x
  3. Step 3: Cross multiply
    183,053.65x = 274,774.58 × 162,129.53
  4. Step 4: Simplify right side
    183,053.65x = 44,549,073,511.35
  5. Step 5: Solve for x
    x = 44,549,073,511.35/183,053.65
  6. Step 6: Final answer
    x = 243,366.21

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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.