Home / 368,878.06-553,336.70-116,178.31

Finding the Fourth Proportional to 368,878.06, 553,336.70 and 116,178.31

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Solution

The fourth proportional to 368,878.06, 553,336.70 and 116,178.31 is: 174,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,878.06 : 553,336.70 = 116,178.31 : x
  2. Step 2: Convert to fraction form
    368,878.06/553,336.70 = 116,178.31/x
  3. Step 3: Cross multiply
    368,878.06x = 553,336.70 × 116,178.31
  4. Step 4: Simplify right side
    368,878.06x = 64,285,722,666.98
  5. Step 5: Solve for x
    x = 64,285,722,666.98/368,878.06
  6. Step 6: Final answer
    x = 174,273.64

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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.