Home / 557,637.42-836,472.52-136,913.26

Finding the Fourth Proportional to 557,637.42, 836,472.52 and 136,913.26

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Solution

The fourth proportional to 557,637.42, 836,472.52 and 136,913.26 is: 205,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,637.42 : 836,472.52 = 136,913.26 : x
  2. Step 2: Convert to fraction form
    557,637.42/836,472.52 = 136,913.26/x
  3. Step 3: Cross multiply
    557,637.42x = 836,472.52 × 136,913.26
  4. Step 4: Simplify right side
    557,637.42x = 114,524,179,613.62
  5. Step 5: Solve for x
    x = 114,524,179,613.62/557,637.42
  6. Step 6: Final answer
    x = 205,373.91

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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.