Home / 56,488.92-77,945.64-35,012.58

Finding the Fourth Proportional to 56,488.92, 77,945.64 and 35,012.58

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Solution

The fourth proportional to 56,488.92, 77,945.64 and 35,012.58 is: 48,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,488.92 : 77,945.64 = 35,012.58 : x
  2. Step 2: Convert to fraction form
    56,488.92/77,945.64 = 35,012.58/x
  3. Step 3: Cross multiply
    56,488.92x = 77,945.64 × 35,012.58
  4. Step 4: Simplify right side
    56,488.92x = 2,729,077,956.15
  5. Step 5: Solve for x
    x = 2,729,077,956.15/56,488.92
  6. Step 6: Final answer
    x = 48,311.74

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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.