Home / 351,389.48-527,182.66-141,175.04

Finding the Fourth Proportional to 351,389.48, 527,182.66 and 141,175.04

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Solution

The fourth proportional to 351,389.48, 527,182.66 and 141,175.04 is: 211,802.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,389.48 : 527,182.66 = 141,175.04 : x
  2. Step 2: Convert to fraction form
    351,389.48/527,182.66 = 141,175.04/x
  3. Step 3: Cross multiply
    351,389.48x = 527,182.66 × 141,175.04
  4. Step 4: Simplify right side
    351,389.48x = 74,425,033,112.81
  5. Step 5: Solve for x
    x = 74,425,033,112.81/351,389.48
  6. Step 6: Final answer
    x = 211,802.11

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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.