Home / 56,560.64-78,137.52-37,225.14

Finding the Fourth Proportional to 56,560.64, 78,137.52 and 37,225.14

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Solution

The fourth proportional to 56,560.64, 78,137.52 and 37,225.14 is: 51,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,560.64 : 78,137.52 = 37,225.14 : x
  2. Step 2: Convert to fraction form
    56,560.64/78,137.52 = 37,225.14/x
  3. Step 3: Cross multiply
    56,560.64x = 78,137.52 × 37,225.14
  4. Step 4: Simplify right side
    56,560.64x = 2,908,680,121.25
  5. Step 5: Solve for x
    x = 2,908,680,121.25/56,560.64
  6. Step 6: Final answer
    x = 51,425.87

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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.