Home / 159,065.23-219,510.48-91,083.24

Finding the Fourth Proportional to 159,065.23, 219,510.48 and 91,083.24

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Solution

The fourth proportional to 159,065.23, 219,510.48 and 91,083.24 is: 125,695.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,065.23 : 219,510.48 = 91,083.24 : x
  2. Step 2: Convert to fraction form
    159,065.23/219,510.48 = 91,083.24/x
  3. Step 3: Cross multiply
    159,065.23x = 219,510.48 × 91,083.24
  4. Step 4: Simplify right side
    159,065.23x = 19,993,725,732.36
  5. Step 5: Solve for x
    x = 19,993,725,732.36/159,065.23
  6. Step 6: Final answer
    x = 125,695.14

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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.