Home / 56,436.52-77,890.34-34,933.17

Finding the Fourth Proportional to 56,436.52, 77,890.34 and 34,933.17

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Solution

The fourth proportional to 56,436.52, 77,890.34 and 34,933.17 is: 48,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436.52 : 77,890.34 = 34,933.17 : x
  2. Step 2: Convert to fraction form
    56,436.52/77,890.34 = 34,933.17/x
  3. Step 3: Cross multiply
    56,436.52x = 77,890.34 × 34,933.17
  4. Step 4: Simplify right side
    56,436.52x = 2,720,956,488.58
  5. Step 5: Solve for x
    x = 2,720,956,488.58/56,436.52
  6. Step 6: Final answer
    x = 48,212.69

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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.