Home / 176,018.82-242,919.80-148,644.06

Finding the Fourth Proportional to 176,018.82, 242,919.80 and 148,644.06

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Solution

The fourth proportional to 176,018.82, 242,919.80 and 148,644.06 is: 205,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,018.82 : 242,919.80 = 148,644.06 : x
  2. Step 2: Convert to fraction form
    176,018.82/242,919.80 = 148,644.06/x
  3. Step 3: Cross multiply
    176,018.82x = 242,919.80 × 148,644.06
  4. Step 4: Simplify right side
    176,018.82x = 36,108,584,583.17
  5. Step 5: Solve for x
    x = 36,108,584,583.17/176,018.82
  6. Step 6: Final answer
    x = 205,140.48

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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.