Home / 369,905.32-554,726.70-133,184.44

Finding the Fourth Proportional to 369,905.32, 554,726.70 and 133,184.44

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Solution

The fourth proportional to 369,905.32, 554,726.70 and 133,184.44 is: 199,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,905.32 : 554,726.70 = 133,184.44 : x
  2. Step 2: Convert to fraction form
    369,905.32/554,726.70 = 133,184.44/x
  3. Step 3: Cross multiply
    369,905.32x = 554,726.70 × 133,184.44
  4. Step 4: Simplify right side
    369,905.32x = 73,880,964,892.55
  5. Step 5: Solve for x
    x = 73,880,964,892.55/369,905.32
  6. Step 6: Final answer
    x = 199,729.39

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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.