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Finding the Fourth Proportional to 251,663.94, 377,646.66 and 94,003.20

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Solution

The fourth proportional to 251,663.94, 377,646.66 and 94,003.20 is: 141,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,663.94 : 377,646.66 = 94,003.20 : x
  2. Step 2: Convert to fraction form
    251,663.94/377,646.66 = 94,003.20/x
  3. Step 3: Cross multiply
    251,663.94x = 377,646.66 × 94,003.20
  4. Step 4: Simplify right side
    251,663.94x = 35,499,994,509.31
  5. Step 5: Solve for x
    x = 35,499,994,509.31/251,663.94
  6. Step 6: Final answer
    x = 141,061.11

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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.