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Finding the Fourth Proportional to 229,293.86, 316,463.09 and 133,800.26

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Solution

The fourth proportional to 229,293.86, 316,463.09 and 133,800.26 is: 184,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,293.86 : 316,463.09 = 133,800.26 : x
  2. Step 2: Convert to fraction form
    229,293.86/316,463.09 = 133,800.26/x
  3. Step 3: Cross multiply
    229,293.86x = 316,463.09 × 133,800.26
  4. Step 4: Simplify right side
    229,293.86x = 42,342,841,471.09
  5. Step 5: Solve for x
    x = 42,342,841,471.09/229,293.86
  6. Step 6: Final answer
    x = 184,666.27

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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.