Home / 375,148.46-562,812.25-122,429.42

Finding the Fourth Proportional to 375,148.46, 562,812.25 and 122,429.42

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Solution

The fourth proportional to 375,148.46, 562,812.25 and 122,429.42 is: 183,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,148.46 : 562,812.25 = 122,429.42 : x
  2. Step 2: Convert to fraction form
    375,148.46/562,812.25 = 122,429.42/x
  3. Step 3: Cross multiply
    375,148.46x = 562,812.25 × 122,429.42
  4. Step 4: Simplify right side
    375,148.46x = 68,904,779,722.18
  5. Step 5: Solve for x
    x = 68,904,779,722.18/375,148.46
  6. Step 6: Final answer
    x = 183,673.36

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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.