Home / 211,911.96-292,443.66-116,424.84

Finding the Fourth Proportional to 211,911.96, 292,443.66 and 116,424.84

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Solution

The fourth proportional to 211,911.96, 292,443.66 and 116,424.84 is: 160,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,911.96 : 292,443.66 = 116,424.84 : x
  2. Step 2: Convert to fraction form
    211,911.96/292,443.66 = 116,424.84/x
  3. Step 3: Cross multiply
    211,911.96x = 292,443.66 × 116,424.84
  4. Step 4: Simplify right side
    211,911.96x = 34,047,706,324.51
  5. Step 5: Solve for x
    x = 34,047,706,324.51/211,911.96
  6. Step 6: Final answer
    x = 160,669.11

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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.