Home / 56,594.10-78,099.85-31,443.60

Finding the Fourth Proportional to 56,594.10, 78,099.85 and 31,443.60

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Solution

The fourth proportional to 56,594.10, 78,099.85 and 31,443.60 is: 43,392.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,594.10 : 78,099.85 = 31,443.60 : x
  2. Step 2: Convert to fraction form
    56,594.10/78,099.85 = 31,443.60/x
  3. Step 3: Cross multiply
    56,594.10x = 78,099.85 × 31,443.60
  4. Step 4: Simplify right side
    56,594.10x = 2,455,740,286.24
  5. Step 5: Solve for x
    x = 2,455,740,286.24/56,594.10
  6. Step 6: Final answer
    x = 43,392.16

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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.