Home / 56,219.76-84,349.67-35,135.46

Finding the Fourth Proportional to 56,219.76, 84,349.67 and 35,135.46

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Solution

The fourth proportional to 56,219.76, 84,349.67 and 35,135.46 is: 52,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,219.76 : 84,349.67 = 35,135.46 : x
  2. Step 2: Convert to fraction form
    56,219.76/84,349.67 = 35,135.46/x
  3. Step 3: Cross multiply
    56,219.76x = 84,349.67 × 35,135.46
  4. Step 4: Simplify right side
    56,219.76x = 2,963,664,280.62
  5. Step 5: Solve for x
    x = 2,963,664,280.62/56,219.76
  6. Step 6: Final answer
    x = 52,715.70

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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.