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Finding the Fourth Proportional to 55,959.76, 77,234.84 and 32,086.60

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Solution

The fourth proportional to 55,959.76, 77,234.84 and 32,086.60 is: 44,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,959.76 : 77,234.84 = 32,086.60 : x
  2. Step 2: Convert to fraction form
    55,959.76/77,234.84 = 32,086.60/x
  3. Step 3: Cross multiply
    55,959.76x = 77,234.84 × 32,086.60
  4. Step 4: Simplify right side
    55,959.76x = 2,478,203,417.14
  5. Step 5: Solve for x
    x = 2,478,203,417.14/55,959.76
  6. Step 6: Final answer
    x = 44,285.45

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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.