Home / 164,865.40-247,338.60-46,535.20

Finding the Fourth Proportional to 164,865.40, 247,338.60 and 46,535.20

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Solution

The fourth proportional to 164,865.40, 247,338.60 and 46,535.20 is: 69,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.40 : 247,338.60 = 46,535.20 : x
  2. Step 2: Convert to fraction form
    164,865.40/247,338.60 = 46,535.20/x
  3. Step 3: Cross multiply
    164,865.40x = 247,338.60 × 46,535.20
  4. Step 4: Simplify right side
    164,865.40x = 11,509,951,218.72
  5. Step 5: Solve for x
    x = 11,509,951,218.72/164,865.40
  6. Step 6: Final answer
    x = 69,814.23

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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.