Home / 212,141.25-292,763.14-116,645.90

Finding the Fourth Proportional to 212,141.25, 292,763.14 and 116,645.90

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Solution

The fourth proportional to 212,141.25, 292,763.14 and 116,645.90 is: 160,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,141.25 : 292,763.14 = 116,645.90 : x
  2. Step 2: Convert to fraction form
    212,141.25/292,763.14 = 116,645.90/x
  3. Step 3: Cross multiply
    212,141.25x = 292,763.14 × 116,645.90
  4. Step 4: Simplify right side
    212,141.25x = 34,149,618,196.70
  5. Step 5: Solve for x
    x = 34,149,618,196.70/212,141.25
  6. Step 6: Final answer
    x = 160,975.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.