Home / 146,572.40-219,858.60-46,731.80

Finding the Fourth Proportional to 146,572.40, 219,858.60 and 46,731.80

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Solution

The fourth proportional to 146,572.40, 219,858.60 and 46,731.80 is: 70,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,572.40 : 219,858.60 = 46,731.80 : x
  2. Step 2: Convert to fraction form
    146,572.40/219,858.60 = 46,731.80/x
  3. Step 3: Cross multiply
    146,572.40x = 219,858.60 × 46,731.80
  4. Step 4: Simplify right side
    146,572.40x = 10,274,388,123.48
  5. Step 5: Solve for x
    x = 10,274,388,123.48/146,572.40
  6. Step 6: Final answer
    x = 70,097.70

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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.