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Finding the Fourth Proportional to 114,917.48, 172,226.48 and 58,710.22

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Solution

The fourth proportional to 114,917.48, 172,226.48 and 58,710.22 is: 87,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,917.48 : 172,226.48 = 58,710.22 : x
  2. Step 2: Convert to fraction form
    114,917.48/172,226.48 = 58,710.22/x
  3. Step 3: Cross multiply
    114,917.48x = 172,226.48 × 58,710.22
  4. Step 4: Simplify right side
    114,917.48x = 10,111,454,530.63
  5. Step 5: Solve for x
    x = 10,111,454,530.63/114,917.48
  6. Step 6: Final answer
    x = 87,988.83

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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.