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Finding the Fourth Proportional to 56,473.92, 77,922.84 and 33,499.50

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Solution

The fourth proportional to 56,473.92, 77,922.84 and 33,499.50 is: 46,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.92 : 77,922.84 = 33,499.50 : x
  2. Step 2: Convert to fraction form
    56,473.92/77,922.84 = 33,499.50/x
  3. Step 3: Cross multiply
    56,473.92x = 77,922.84 × 33,499.50
  4. Step 4: Simplify right side
    56,473.92x = 2,610,376,178.58
  5. Step 5: Solve for x
    x = 2,610,376,178.58/56,473.92
  6. Step 6: Final answer
    x = 46,222.68

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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.