Home / 501,261.18-751,935.96-141,435.21

Finding the Fourth Proportional to 501,261.18, 751,935.96 and 141,435.21

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Solution

The fourth proportional to 501,261.18, 751,935.96 and 141,435.21 is: 212,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,261.18 : 751,935.96 = 141,435.21 : x
  2. Step 2: Convert to fraction form
    501,261.18/751,935.96 = 141,435.21/x
  3. Step 3: Cross multiply
    501,261.18x = 751,935.96 × 141,435.21
  4. Step 4: Simplify right side
    501,261.18x = 106,350,223,228.91
  5. Step 5: Solve for x
    x = 106,350,223,228.91/501,261.18
  6. Step 6: Final answer
    x = 212,165.29

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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.