Home / 152,845.80-229,268.70-146,722.20

Finding the Fourth Proportional to 152,845.80, 229,268.70 and 146,722.20

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Solution

The fourth proportional to 152,845.80, 229,268.70 and 146,722.20 is: 220,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,845.80 : 229,268.70 = 146,722.20 : x
  2. Step 2: Convert to fraction form
    152,845.80/229,268.70 = 146,722.20/x
  3. Step 3: Cross multiply
    152,845.80x = 229,268.70 × 146,722.20
  4. Step 4: Simplify right side
    152,845.80x = 33,638,808,055.14
  5. Step 5: Solve for x
    x = 33,638,808,055.14/152,845.80
  6. Step 6: Final answer
    x = 220,083.30

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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.