Home / 211,678.13-292,119.27-116,193.71

Finding the Fourth Proportional to 211,678.13, 292,119.27 and 116,193.71

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Solution

The fourth proportional to 211,678.13, 292,119.27 and 116,193.71 is: 160,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,678.13 : 292,119.27 = 116,193.71 : x
  2. Step 2: Convert to fraction form
    211,678.13/292,119.27 = 116,193.71/x
  3. Step 3: Cross multiply
    211,678.13x = 292,119.27 × 116,193.71
  4. Step 4: Simplify right side
    211,678.13x = 33,942,421,743.79
  5. Step 5: Solve for x
    x = 33,942,421,743.79/211,678.13
  6. Step 6: Final answer
    x = 160,349.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.