Home / 117,060.05-175,688.53-109,678.93

Finding the Fourth Proportional to 117,060.05, 175,688.53 and 109,678.93

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Solution

The fourth proportional to 117,060.05, 175,688.53 and 109,678.93 is: 164,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,060.05 : 175,688.53 = 109,678.93 : x
  2. Step 2: Convert to fraction form
    117,060.05/175,688.53 = 109,678.93/x
  3. Step 3: Cross multiply
    117,060.05x = 175,688.53 × 109,678.93
  4. Step 4: Simplify right side
    117,060.05x = 19,269,329,270.25
  5. Step 5: Solve for x
    x = 19,269,329,270.25/117,060.05
  6. Step 6: Final answer
    x = 164,610.63

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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.