Home / 141,905.48-212,796.54-40,681.24

Finding the Fourth Proportional to 141,905.48, 212,796.54 and 40,681.24

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Solution

The fourth proportional to 141,905.48, 212,796.54 and 40,681.24 is: 61,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,905.48 : 212,796.54 = 40,681.24 : x
  2. Step 2: Convert to fraction form
    141,905.48/212,796.54 = 40,681.24/x
  3. Step 3: Cross multiply
    141,905.48x = 212,796.54 × 40,681.24
  4. Step 4: Simplify right side
    141,905.48x = 8,656,827,114.91
  5. Step 5: Solve for x
    x = 8,656,827,114.91/141,905.48
  6. Step 6: Final answer
    x = 61,004.18

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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.