Home / 114,913.70-172,370.55-108,001.70

Finding the Fourth Proportional to 114,913.70, 172,370.55 and 108,001.70

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Solution

The fourth proportional to 114,913.70, 172,370.55 and 108,001.70 is: 162,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,913.70 : 172,370.55 = 108,001.70 : x
  2. Step 2: Convert to fraction form
    114,913.70/172,370.55 = 108,001.70/x
  3. Step 3: Cross multiply
    114,913.70x = 172,370.55 × 108,001.70
  4. Step 4: Simplify right side
    114,913.70x = 18,616,312,429.94
  5. Step 5: Solve for x
    x = 18,616,312,429.94/114,913.70
  6. Step 6: Final answer
    x = 162,002.55

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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.