Home / 119,113.18-178,622.08-52,505.97

Finding the Fourth Proportional to 119,113.18, 178,622.08 and 52,505.97

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Solution

The fourth proportional to 119,113.18, 178,622.08 and 52,505.97 is: 78,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,113.18 : 178,622.08 = 52,505.97 : x
  2. Step 2: Convert to fraction form
    119,113.18/178,622.08 = 52,505.97/x
  3. Step 3: Cross multiply
    119,113.18x = 178,622.08 × 52,505.97
  4. Step 4: Simplify right side
    119,113.18x = 9,378,725,573.82
  5. Step 5: Solve for x
    x = 9,378,725,573.82/119,113.18
  6. Step 6: Final answer
    x = 78,737.93

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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.