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Finding the Fourth Proportional to 144,925.94, 199,896.59 and 140,048.93

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Solution

The fourth proportional to 144,925.94, 199,896.59 and 140,048.93 is: 193,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925.94 : 199,896.59 = 140,048.93 : x
  2. Step 2: Convert to fraction form
    144,925.94/199,896.59 = 140,048.93/x
  3. Step 3: Cross multiply
    144,925.94x = 199,896.59 × 140,048.93
  4. Step 4: Simplify right side
    144,925.94x = 27,995,304,390.01
  5. Step 5: Solve for x
    x = 27,995,304,390.01/144,925.94
  6. Step 6: Final answer
    x = 193,169.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.