Home / 371,727.90-557,613.09-105,467.40

Finding the Fourth Proportional to 371,727.90, 557,613.09 and 105,467.40

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Solution

The fourth proportional to 371,727.90, 557,613.09 and 105,467.40 is: 158,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,727.90 : 557,613.09 = 105,467.40 : x
  2. Step 2: Convert to fraction form
    371,727.90/557,613.09 = 105,467.40/x
  3. Step 3: Cross multiply
    371,727.90x = 557,613.09 × 105,467.40
  4. Step 4: Simplify right side
    371,727.90x = 58,810,002,808.27
  5. Step 5: Solve for x
    x = 58,810,002,808.27/371,727.90
  6. Step 6: Final answer
    x = 158,207.13

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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.