Home / 56,914.56-78,542.08-33,045.76

Finding the Fourth Proportional to 56,914.56, 78,542.08 and 33,045.76

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Solution

The fourth proportional to 56,914.56, 78,542.08 and 33,045.76 is: 45,603.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,914.56 : 78,542.08 = 33,045.76 : x
  2. Step 2: Convert to fraction form
    56,914.56/78,542.08 = 33,045.76/x
  3. Step 3: Cross multiply
    56,914.56x = 78,542.08 × 33,045.76
  4. Step 4: Simplify right side
    56,914.56x = 2,595,482,725.58
  5. Step 5: Solve for x
    x = 2,595,482,725.58/56,914.56
  6. Step 6: Final answer
    x = 45,603.14

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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.