Home / 153,947.70-231,094.35-119,042.10

Finding the Fourth Proportional to 153,947.70, 231,094.35 and 119,042.10

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Solution

The fourth proportional to 153,947.70, 231,094.35 and 119,042.10 is: 178,696.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,947.70 : 231,094.35 = 119,042.10 : x
  2. Step 2: Convert to fraction form
    153,947.70/231,094.35 = 119,042.10/x
  3. Step 3: Cross multiply
    153,947.70x = 231,094.35 × 119,042.10
  4. Step 4: Simplify right side
    153,947.70x = 27,509,956,722.14
  5. Step 5: Solve for x
    x = 27,509,956,722.14/153,947.70
  6. Step 6: Final answer
    x = 178,696.77

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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.