Home / 216,057.33-298,159.12-119,261.21

Finding the Fourth Proportional to 216,057.33, 298,159.12 and 119,261.21

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Solution

The fourth proportional to 216,057.33, 298,159.12 and 119,261.21 is: 164,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,057.33 : 298,159.12 = 119,261.21 : x
  2. Step 2: Convert to fraction form
    216,057.33/298,159.12 = 119,261.21/x
  3. Step 3: Cross multiply
    216,057.33x = 298,159.12 × 119,261.21
  4. Step 4: Simplify right side
    216,057.33x = 35,558,816,082.02
  5. Step 5: Solve for x
    x = 35,558,816,082.02/216,057.33
  6. Step 6: Final answer
    x = 164,580.47

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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.