Home / 265,739.05-366,722.09-144,881.20

Finding the Fourth Proportional to 265,739.05, 366,722.09 and 144,881.20

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Solution

The fourth proportional to 265,739.05, 366,722.09 and 144,881.20 is: 199,937.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,739.05 : 366,722.09 = 144,881.20 : x
  2. Step 2: Convert to fraction form
    265,739.05/366,722.09 = 144,881.20/x
  3. Step 3: Cross multiply
    265,739.05x = 366,722.09 × 144,881.20
  4. Step 4: Simplify right side
    265,739.05x = 53,131,136,465.71
  5. Step 5: Solve for x
    x = 53,131,136,465.71/265,739.05
  6. Step 6: Final answer
    x = 199,937.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.