Home / 90,938.57-136,323.47-46,467.27

Finding the Fourth Proportional to 90,938.57, 136,323.47 and 46,467.27

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Solution

The fourth proportional to 90,938.57, 136,323.47 and 46,467.27 is: 69,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,938.57 : 136,323.47 = 46,467.27 : x
  2. Step 2: Convert to fraction form
    90,938.57/136,323.47 = 46,467.27/x
  3. Step 3: Cross multiply
    90,938.57x = 136,323.47 × 46,467.27
  4. Step 4: Simplify right side
    90,938.57x = 6,334,579,604.00
  5. Step 5: Solve for x
    x = 6,334,579,604.00/90,938.57
  6. Step 6: Final answer
    x = 69,657.79

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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.