Home / 66,302.10-91,498.83-36,089.37

Finding the Fourth Proportional to 66,302.10, 91,498.83 and 36,089.37

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Solution

The fourth proportional to 66,302.10, 91,498.83 and 36,089.37 is: 49,804.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,302.10 : 91,498.83 = 36,089.37 : x
  2. Step 2: Convert to fraction form
    66,302.10/91,498.83 = 36,089.37/x
  3. Step 3: Cross multiply
    66,302.10x = 91,498.83 × 36,089.37
  4. Step 4: Simplify right side
    66,302.10x = 3,302,135,130.44
  5. Step 5: Solve for x
    x = 3,302,135,130.44/66,302.10
  6. Step 6: Final answer
    x = 49,804.38

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1.5x scale

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.