Home / 164,890.10-246,557.55-122,899.70

Finding the Fourth Proportional to 164,890.10, 246,557.55 and 122,899.70

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Solution

The fourth proportional to 164,890.10, 246,557.55 and 122,899.70 is: 183,769.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,890.10 : 246,557.55 = 122,899.70 : x
  2. Step 2: Convert to fraction form
    164,890.10/246,557.55 = 122,899.70/x
  3. Step 3: Cross multiply
    164,890.10x = 246,557.55 × 122,899.70
  4. Step 4: Simplify right side
    164,890.10x = 30,301,848,927.74
  5. Step 5: Solve for x
    x = 30,301,848,927.74/164,890.10
  6. Step 6: Final answer
    x = 183,769.97

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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.