Home / 211,587.48-292,009.20-116,112.84

Finding the Fourth Proportional to 211,587.48, 292,009.20 and 116,112.84

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Solution

The fourth proportional to 211,587.48, 292,009.20 and 116,112.84 is: 160,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,587.48 : 292,009.20 = 116,112.84 : x
  2. Step 2: Convert to fraction form
    211,587.48/292,009.20 = 116,112.84/x
  3. Step 3: Cross multiply
    211,587.48x = 292,009.20 × 116,112.84
  4. Step 4: Simplify right side
    211,587.48x = 33,906,017,518.13
  5. Step 5: Solve for x
    x = 33,906,017,518.13/211,587.48
  6. Step 6: Final answer
    x = 160,245.86

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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.