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Finding the Fourth Proportional to 56,444.76, 77,901.84 and 32,579.64

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Solution

The fourth proportional to 56,444.76, 77,901.84 and 32,579.64 is: 44,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,444.76 : 77,901.84 = 32,579.64 : x
  2. Step 2: Convert to fraction form
    56,444.76/77,901.84 = 32,579.64/x
  3. Step 3: Cross multiply
    56,444.76x = 77,901.84 × 32,579.64
  4. Step 4: Simplify right side
    56,444.76x = 2,538,013,902.54
  5. Step 5: Solve for x
    x = 2,538,013,902.54/56,444.76
  6. Step 6: Final answer
    x = 44,964.56

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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.