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Finding the Fourth Proportional to 224,045.73, 335,278.83 and 139,845.42

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Solution

The fourth proportional to 224,045.73, 335,278.83 and 139,845.42 is: 209,275.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,045.73 : 335,278.83 = 139,845.42 : x
  2. Step 2: Convert to fraction form
    224,045.73/335,278.83 = 139,845.42/x
  3. Step 3: Cross multiply
    224,045.73x = 335,278.83 × 139,845.42
  4. Step 4: Simplify right side
    224,045.73x = 46,887,208,798.46
  5. Step 5: Solve for x
    x = 46,887,208,798.46/224,045.73
  6. Step 6: Final answer
    x = 209,275.17

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1.5x scale

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.