Home / 56,816.40-85,110.72-34,314

Finding the Fourth Proportional to 56,816.40, 85,110.72 and 34,314

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Solution

The fourth proportional to 56,816.40, 85,110.72 and 34,314 is: 51,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,816.40 : 85,110.72 = 34,314 : x
  2. Step 2: Convert to fraction form
    56,816.40/85,110.72 = 34,314/x
  3. Step 3: Cross multiply
    56,816.40x = 85,110.72 × 34,314
  4. Step 4: Simplify right side
    56,816.40x = 2,920,489,246.08
  5. Step 5: Solve for x
    x = 2,920,489,246.08/56,816.40
  6. Step 6: Final answer
    x = 51,402.22

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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.