Home / 202,665.24-279,663.23-112,016.12

Finding the Fourth Proportional to 202,665.24, 279,663.23 and 112,016.12

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Solution

The fourth proportional to 202,665.24, 279,663.23 and 112,016.12 is: 154,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,665.24 : 279,663.23 = 112,016.12 : x
  2. Step 2: Convert to fraction form
    202,665.24/279,663.23 = 112,016.12/x
  3. Step 3: Cross multiply
    202,665.24x = 279,663.23 × 112,016.12
  4. Step 4: Simplify right side
    202,665.24x = 31,326,788,812.99
  5. Step 5: Solve for x
    x = 31,326,788,812.99/202,665.24
  6. Step 6: Final answer
    x = 154,574.06

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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.