Home / 236,055.72-353,663.76-136,009.20

Finding the Fourth Proportional to 236,055.72, 353,663.76 and 136,009.20

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Solution

The fourth proportional to 236,055.72, 353,663.76 and 136,009.20 is: 203,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,055.72 : 353,663.76 = 136,009.20 : x
  2. Step 2: Convert to fraction form
    236,055.72/353,663.76 = 136,009.20/x
  3. Step 3: Cross multiply
    236,055.72x = 353,663.76 × 136,009.20
  4. Step 4: Simplify right side
    236,055.72x = 48,101,525,066.59
  5. Step 5: Solve for x
    x = 48,101,525,066.59/236,055.72
  6. Step 6: Final answer
    x = 203,771.91

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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.