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Finding the Fourth Proportional to 56,338.68, 77,800.06 and 36,230.48

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Solution

The fourth proportional to 56,338.68, 77,800.06 and 36,230.48 is: 50,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,338.68 : 77,800.06 = 36,230.48 : x
  2. Step 2: Convert to fraction form
    56,338.68/77,800.06 = 36,230.48/x
  3. Step 3: Cross multiply
    56,338.68x = 77,800.06 × 36,230.48
  4. Step 4: Simplify right side
    56,338.68x = 2,818,733,517.83
  5. Step 5: Solve for x
    x = 2,818,733,517.83/56,338.68
  6. Step 6: Final answer
    x = 50,031.95

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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.