Home / 114,285.21-171,439.10-39,395.49

Finding the Fourth Proportional to 114,285.21, 171,439.10 and 39,395.49

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Solution

The fourth proportional to 114,285.21, 171,439.10 and 39,395.49 is: 59,097.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,285.21 : 171,439.10 = 39,395.49 : x
  2. Step 2: Convert to fraction form
    114,285.21/171,439.10 = 39,395.49/x
  3. Step 3: Cross multiply
    114,285.21x = 171,439.10 × 39,395.49
  4. Step 4: Simplify right side
    114,285.21x = 6,753,927,152.68
  5. Step 5: Solve for x
    x = 6,753,927,152.68/114,285.21
  6. Step 6: Final answer
    x = 59,097.12

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1.5x scale

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.