Home / 292,144.32-438,285.60-151,871.04

Finding the Fourth Proportional to 292,144.32, 438,285.60 and 151,871.04

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Solution

The fourth proportional to 292,144.32, 438,285.60 and 151,871.04 is: 227,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,144.32 : 438,285.60 = 151,871.04 : x
  2. Step 2: Convert to fraction form
    292,144.32/438,285.60 = 151,871.04/x
  3. Step 3: Cross multiply
    292,144.32x = 438,285.60 × 151,871.04
  4. Step 4: Simplify right side
    292,144.32x = 66,562,889,889.02
  5. Step 5: Solve for x
    x = 66,562,889,889.02/292,144.32
  6. Step 6: Final answer
    x = 227,842.49

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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.