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Finding the Fourth Proportional to 151,398.77, 227,104.43 and 56,619.45

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Solution

The fourth proportional to 151,398.77, 227,104.43 and 56,619.45 is: 84,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,398.77 : 227,104.43 = 56,619.45 : x
  2. Step 2: Convert to fraction form
    151,398.77/227,104.43 = 56,619.45/x
  3. Step 3: Cross multiply
    151,398.77x = 227,104.43 × 56,619.45
  4. Step 4: Simplify right side
    151,398.77x = 12,858,527,636.07
  5. Step 5: Solve for x
    x = 12,858,527,636.07/151,398.77
  6. Step 6: Final answer
    x = 84,931.52

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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.