Home / 268,226.52-370,139.32-160,775.68

Finding the Fourth Proportional to 268,226.52, 370,139.32 and 160,775.68

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Solution

The fourth proportional to 268,226.52, 370,139.32 and 160,775.68 is: 221,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,226.52 : 370,139.32 = 160,775.68 : x
  2. Step 2: Convert to fraction form
    268,226.52/370,139.32 = 160,775.68/x
  3. Step 3: Cross multiply
    268,226.52x = 370,139.32 × 160,775.68
  4. Step 4: Simplify right side
    268,226.52x = 59,509,400,867.74
  5. Step 5: Solve for x
    x = 59,509,400,867.74/268,226.52
  6. Step 6: Final answer
    x = 221,862.48

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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.