Home / 211,781.52-292,263.12-116,292.24

Finding the Fourth Proportional to 211,781.52, 292,263.12 and 116,292.24

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Solution

The fourth proportional to 211,781.52, 292,263.12 and 116,292.24 is: 160,485.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,781.52 : 292,263.12 = 116,292.24 : x
  2. Step 2: Convert to fraction form
    211,781.52/292,263.12 = 116,292.24/x
  3. Step 3: Cross multiply
    211,781.52x = 292,263.12 × 116,292.24
  4. Step 4: Simplify right side
    211,781.52x = 33,987,932,894.19
  5. Step 5: Solve for x
    x = 33,987,932,894.19/211,781.52
  6. Step 6: Final answer
    x = 160,485.83

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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.