Home / 151,231.80-226,847.70-115,802.40

Finding the Fourth Proportional to 151,231.80, 226,847.70 and 115,802.40

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Solution

The fourth proportional to 151,231.80, 226,847.70 and 115,802.40 is: 173,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,231.80 : 226,847.70 = 115,802.40 : x
  2. Step 2: Convert to fraction form
    151,231.80/226,847.70 = 115,802.40/x
  3. Step 3: Cross multiply
    151,231.80x = 226,847.70 × 115,802.40
  4. Step 4: Simplify right side
    151,231.80x = 26,269,508,094.48
  5. Step 5: Solve for x
    x = 26,269,508,094.48/151,231.80
  6. Step 6: Final answer
    x = 173,703.60

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1.5x scale

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.