Home / 367,509.45-551,333.85-127,614

Finding the Fourth Proportional to 367,509.45, 551,333.85 and 127,614

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Solution

The fourth proportional to 367,509.45, 551,333.85 and 127,614 is: 191,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,509.45 : 551,333.85 = 127,614 : x
  2. Step 2: Convert to fraction form
    367,509.45/551,333.85 = 127,614/x
  3. Step 3: Cross multiply
    367,509.45x = 551,333.85 × 127,614
  4. Step 4: Simplify right side
    367,509.45x = 70,357,917,933.90
  5. Step 5: Solve for x
    x = 70,357,917,933.90/367,509.45
  6. Step 6: Final answer
    x = 191,445.19

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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.