Home / 211,969.44-292,521.24-121,325.04

Finding the Fourth Proportional to 211,969.44, 292,521.24 and 121,325.04

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Solution

The fourth proportional to 211,969.44, 292,521.24 and 121,325.04 is: 167,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,969.44 : 292,521.24 = 121,325.04 : x
  2. Step 2: Convert to fraction form
    211,969.44/292,521.24 = 121,325.04/x
  3. Step 3: Cross multiply
    211,969.44x = 292,521.24 × 121,325.04
  4. Step 4: Simplify right side
    211,969.44x = 35,490,151,143.85
  5. Step 5: Solve for x
    x = 35,490,151,143.85/211,969.44
  6. Step 6: Final answer
    x = 167,430.51

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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.