Home / 211,659.78-292,090.24-116,166.72

Finding the Fourth Proportional to 211,659.78, 292,090.24 and 116,166.72

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Solution

The fourth proportional to 211,659.78, 292,090.24 and 116,166.72 is: 160,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,659.78 : 292,090.24 = 116,166.72 : x
  2. Step 2: Convert to fraction form
    211,659.78/292,090.24 = 116,166.72/x
  3. Step 3: Cross multiply
    211,659.78x = 292,090.24 × 116,166.72
  4. Step 4: Simplify right side
    211,659.78x = 33,931,165,124.81
  5. Step 5: Solve for x
    x = 33,931,165,124.81/211,659.78
  6. Step 6: Final answer
    x = 160,309.93

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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.