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Finding the Fourth Proportional to 164,543.10, 246,814.65 and 151,712.70

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Solution

The fourth proportional to 164,543.10, 246,814.65 and 151,712.70 is: 227,569.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,543.10 : 246,814.65 = 151,712.70 : x
  2. Step 2: Convert to fraction form
    164,543.10/246,814.65 = 151,712.70/x
  3. Step 3: Cross multiply
    164,543.10x = 246,814.65 × 151,712.70
  4. Step 4: Simplify right side
    164,543.10x = 37,444,916,951.06
  5. Step 5: Solve for x
    x = 37,444,916,951.06/164,543.10
  6. Step 6: Final answer
    x = 227,569.05

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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.