Home / 91,041.64-136,563.72-34,884.59

Finding the Fourth Proportional to 91,041.64, 136,563.72 and 34,884.59

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Solution

The fourth proportional to 91,041.64, 136,563.72 and 34,884.59 is: 52,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,041.64 : 136,563.72 = 34,884.59 : x
  2. Step 2: Convert to fraction form
    91,041.64/136,563.72 = 34,884.59/x
  3. Step 3: Cross multiply
    91,041.64x = 136,563.72 × 34,884.59
  4. Step 4: Simplify right side
    91,041.64x = 4,763,968,567.44
  5. Step 5: Solve for x
    x = 4,763,968,567.44/91,041.64
  6. Step 6: Final answer
    x = 52,327.36

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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.