Home / 72,475.71-99,923.90-46,936.95

Finding the Fourth Proportional to 72,475.71, 99,923.90 and 46,936.95

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Solution

The fourth proportional to 72,475.71, 99,923.90 and 46,936.95 is: 64,713.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,475.71 : 99,923.90 = 46,936.95 : x
  2. Step 2: Convert to fraction form
    72,475.71/99,923.90 = 46,936.95/x
  3. Step 3: Cross multiply
    72,475.71x = 99,923.90 × 46,936.95
  4. Step 4: Simplify right side
    72,475.71x = 4,690,122,863.42
  5. Step 5: Solve for x
    x = 4,690,122,863.42/72,475.71
  6. Step 6: Final answer
    x = 64,713.03

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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.