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Finding the Fourth Proportional to 373,894.06, 560,910.75 and 121,152.01

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Solution

The fourth proportional to 373,894.06, 560,910.75 and 121,152.01 is: 181,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,894.06 : 560,910.75 = 121,152.01 : x
  2. Step 2: Convert to fraction form
    373,894.06/560,910.75 = 121,152.01/x
  3. Step 3: Cross multiply
    373,894.06x = 560,910.75 × 121,152.01
  4. Step 4: Simplify right side
    373,894.06x = 67,955,464,793.11
  5. Step 5: Solve for x
    x = 67,955,464,793.11/373,894.06
  6. Step 6: Final answer
    x = 181,750.59

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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.