Home / 143,696.10-215,544.15-93,929.70

Finding the Fourth Proportional to 143,696.10, 215,544.15 and 93,929.70

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Solution

The fourth proportional to 143,696.10, 215,544.15 and 93,929.70 is: 140,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,696.10 : 215,544.15 = 93,929.70 : x
  2. Step 2: Convert to fraction form
    143,696.10/215,544.15 = 93,929.70/x
  3. Step 3: Cross multiply
    143,696.10x = 215,544.15 × 93,929.70
  4. Step 4: Simplify right side
    143,696.10x = 20,245,997,346.26
  5. Step 5: Solve for x
    x = 20,245,997,346.26/143,696.10
  6. Step 6: Final answer
    x = 140,894.55

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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.