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Finding the Fourth Proportional to 228,062.27, 314,734.68 and 151,448.91

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Solution

The fourth proportional to 228,062.27, 314,734.68 and 151,448.91 is: 209,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,062.27 : 314,734.68 = 151,448.91 : x
  2. Step 2: Convert to fraction form
    228,062.27/314,734.68 = 151,448.91/x
  3. Step 3: Cross multiply
    228,062.27x = 314,734.68 × 151,448.91
  4. Step 4: Simplify right side
    228,062.27x = 47,666,224,225.20
  5. Step 5: Solve for x
    x = 47,666,224,225.20/228,062.27
  6. Step 6: Final answer
    x = 209,005.31

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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.