Home / 270,660.06-406,017.36-93,143.70

Finding the Fourth Proportional to 270,660.06, 406,017.36 and 93,143.70

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Solution

The fourth proportional to 270,660.06, 406,017.36 and 93,143.70 is: 139,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,660.06 : 406,017.36 = 93,143.70 : x
  2. Step 2: Convert to fraction form
    270,660.06/406,017.36 = 93,143.70/x
  3. Step 3: Cross multiply
    270,660.06x = 406,017.36 × 93,143.70
  4. Step 4: Simplify right side
    270,660.06x = 37,817,959,174.63
  5. Step 5: Solve for x
    x = 37,817,959,174.63/270,660.06
  6. Step 6: Final answer
    x = 139,724.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.