Home / 143,533.49-215,299.98-48,773.52

Finding the Fourth Proportional to 143,533.49, 215,299.98 and 48,773.52

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Solution

The fourth proportional to 143,533.49, 215,299.98 and 48,773.52 is: 73,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,533.49 : 215,299.98 = 48,773.52 : x
  2. Step 2: Convert to fraction form
    143,533.49/215,299.98 = 48,773.52/x
  3. Step 3: Cross multiply
    143,533.49x = 215,299.98 × 48,773.52
  4. Step 4: Simplify right side
    143,533.49x = 10,500,937,880.53
  5. Step 5: Solve for x
    x = 10,500,937,880.53/143,533.49
  6. Step 6: Final answer
    x = 73,160.20

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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.