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Finding the Fourth Proportional to 160,980.71, 222,176.48 and 96,452.51

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Solution

The fourth proportional to 160,980.71, 222,176.48 and 96,452.51 is: 133,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,980.71 : 222,176.48 = 96,452.51 : x
  2. Step 2: Convert to fraction form
    160,980.71/222,176.48 = 96,452.51/x
  3. Step 3: Cross multiply
    160,980.71x = 222,176.48 × 96,452.51
  4. Step 4: Simplify right side
    160,980.71x = 21,429,477,565.82
  5. Step 5: Solve for x
    x = 21,429,477,565.82/160,980.71
  6. Step 6: Final answer
    x = 133,118.30

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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.