Home / 56,913.40-85,175.70-52,247.80

Finding the Fourth Proportional to 56,913.40, 85,175.70 and 52,247.80

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Solution

The fourth proportional to 56,913.40, 85,175.70 and 52,247.80 is: 78,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,913.40 : 85,175.70 = 52,247.80 : x
  2. Step 2: Convert to fraction form
    56,913.40/85,175.70 = 52,247.80/x
  3. Step 3: Cross multiply
    56,913.40x = 85,175.70 × 52,247.80
  4. Step 4: Simplify right side
    56,913.40x = 4,450,242,938.46
  5. Step 5: Solve for x
    x = 4,450,242,938.46/56,913.40
  6. Step 6: Final answer
    x = 78,193.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.