Home / 251,931.64-347,832.94-156,580.60

Finding the Fourth Proportional to 251,931.64, 347,832.94 and 156,580.60

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Solution

The fourth proportional to 251,931.64, 347,832.94 and 156,580.60 is: 216,185.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,931.64 : 347,832.94 = 156,580.60 : x
  2. Step 2: Convert to fraction form
    251,931.64/347,832.94 = 156,580.60/x
  3. Step 3: Cross multiply
    251,931.64x = 347,832.94 × 156,580.60
  4. Step 4: Simplify right side
    251,931.64x = 54,463,890,444.96
  5. Step 5: Solve for x
    x = 54,463,890,444.96/251,931.64
  6. Step 6: Final answer
    x = 216,185.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.