Home / 211,831.29-292,275.03-119,952.68

Finding the Fourth Proportional to 211,831.29, 292,275.03 and 119,952.68

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Solution

The fourth proportional to 211,831.29, 292,275.03 and 119,952.68 is: 165,505.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,831.29 : 292,275.03 = 119,952.68 : x
  2. Step 2: Convert to fraction form
    211,831.29/292,275.03 = 119,952.68/x
  3. Step 3: Cross multiply
    211,831.29x = 292,275.03 × 119,952.68
  4. Step 4: Simplify right side
    211,831.29x = 35,059,171,684.21
  5. Step 5: Solve for x
    x = 35,059,171,684.21/211,831.29
  6. Step 6: Final answer
    x = 165,505.16

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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.