Home / 91,176.89-136,650.29-46,209.54

Finding the Fourth Proportional to 91,176.89, 136,650.29 and 46,209.54

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Solution

The fourth proportional to 91,176.89, 136,650.29 and 46,209.54 is: 69,256.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,176.89 : 136,650.29 = 46,209.54 : x
  2. Step 2: Convert to fraction form
    91,176.89/136,650.29 = 46,209.54/x
  3. Step 3: Cross multiply
    91,176.89x = 136,650.29 × 46,209.54
  4. Step 4: Simplify right side
    91,176.89x = 6,314,546,810.72
  5. Step 5: Solve for x
    x = 6,314,546,810.72/91,176.89
  6. Step 6: Final answer
    x = 69,256.01

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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.