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Finding the Fourth Proportional to 356,674.95, 534,677.49 and 119,852.01

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Solution

The fourth proportional to 356,674.95, 534,677.49 and 119,852.01 is: 179,665.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,674.95 : 534,677.49 = 119,852.01 : x
  2. Step 2: Convert to fraction form
    356,674.95/534,677.49 = 119,852.01/x
  3. Step 3: Cross multiply
    356,674.95x = 534,677.49 × 119,852.01
  4. Step 4: Simplify right side
    356,674.95x = 64,082,171,878.25
  5. Step 5: Solve for x
    x = 64,082,171,878.25/356,674.95
  6. Step 6: Final answer
    x = 179,665.47

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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.