Home / 99,846.25-149,869.61-46,574.57

Finding the Fourth Proportional to 99,846.25, 149,869.61 and 46,574.57

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Solution

The fourth proportional to 99,846.25, 149,869.61 and 46,574.57 is: 69,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,846.25 : 149,869.61 = 46,574.57 : x
  2. Step 2: Convert to fraction form
    99,846.25/149,869.61 = 46,574.57/x
  3. Step 3: Cross multiply
    99,846.25x = 149,869.61 × 46,574.57
  4. Step 4: Simplify right side
    99,846.25x = 6,980,112,641.82
  5. Step 5: Solve for x
    x = 6,980,112,641.82/99,846.25
  6. Step 6: Final answer
    x = 69,908.61

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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.