Home / 212,162.08-292,763.64-126,114.16

Finding the Fourth Proportional to 212,162.08, 292,763.64 and 126,114.16

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Solution

The fourth proportional to 212,162.08, 292,763.64 and 126,114.16 is: 174,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,162.08 : 292,763.64 = 126,114.16 : x
  2. Step 2: Convert to fraction form
    212,162.08/292,763.64 = 126,114.16/x
  3. Step 3: Cross multiply
    212,162.08x = 292,763.64 × 126,114.16
  4. Step 4: Simplify right side
    212,162.08x = 36,921,640,537.14
  5. Step 5: Solve for x
    x = 36,921,640,537.14/212,162.08
  6. Step 6: Final answer
    x = 174,025.63

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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.