Home / 114,787.53-172,206.34-48,189.74

Finding the Fourth Proportional to 114,787.53, 172,206.34 and 48,189.74

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Solution

The fourth proportional to 114,787.53, 172,206.34 and 48,189.74 is: 72,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,787.53 : 172,206.34 = 48,189.74 : x
  2. Step 2: Convert to fraction form
    114,787.53/172,206.34 = 48,189.74/x
  3. Step 3: Cross multiply
    114,787.53x = 172,206.34 × 48,189.74
  4. Step 4: Simplify right side
    114,787.53x = 8,298,577,769.45
  5. Step 5: Solve for x
    x = 8,298,577,769.45/114,787.53
  6. Step 6: Final answer
    x = 72,295.12

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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.