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Finding the Fourth Proportional to 56,267.66, 77,612.76 and 36,092.58

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Solution

The fourth proportional to 56,267.66, 77,612.76 and 36,092.58 is: 49,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,267.66 : 77,612.76 = 36,092.58 : x
  2. Step 2: Convert to fraction form
    56,267.66/77,612.76 = 36,092.58/x
  3. Step 3: Cross multiply
    56,267.66x = 77,612.76 × 36,092.58
  4. Step 4: Simplify right side
    56,267.66x = 2,801,244,749.32
  5. Step 5: Solve for x
    x = 2,801,244,749.32/56,267.66
  6. Step 6: Final answer
    x = 49,784.28

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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.