Home / 178,864.53-246,730.26-111,679.89

Finding the Fourth Proportional to 178,864.53, 246,730.26 and 111,679.89

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Solution

The fourth proportional to 178,864.53, 246,730.26 and 111,679.89 is: 154,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,864.53 : 246,730.26 = 111,679.89 : x
  2. Step 2: Convert to fraction form
    178,864.53/246,730.26 = 111,679.89/x
  3. Step 3: Cross multiply
    178,864.53x = 246,730.26 × 111,679.89
  4. Step 4: Simplify right side
    178,864.53x = 27,554,808,296.47
  5. Step 5: Solve for x
    x = 27,554,808,296.47/178,864.53
  6. Step 6: Final answer
    x = 154,054.07

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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.