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Finding the Fourth Proportional to 224,892.72, 310,208.58 and 171,059.58

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Solution

The fourth proportional to 224,892.72, 310,208.58 and 171,059.58 is: 235,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,892.72 : 310,208.58 = 171,059.58 : x
  2. Step 2: Convert to fraction form
    224,892.72/310,208.58 = 171,059.58/x
  3. Step 3: Cross multiply
    224,892.72x = 310,208.58 × 171,059.58
  4. Step 4: Simplify right side
    224,892.72x = 53,064,149,407.20
  5. Step 5: Solve for x
    x = 53,064,149,407.20/224,892.72
  6. Step 6: Final answer
    x = 235,953.17

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1.5x scale

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.