Home / 88,035.72-132,072.36-35,445.18

Finding the Fourth Proportional to 88,035.72, 132,072.36 and 35,445.18

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Solution

The fourth proportional to 88,035.72, 132,072.36 and 35,445.18 is: 53,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,035.72 : 132,072.36 = 35,445.18 : x
  2. Step 2: Convert to fraction form
    88,035.72/132,072.36 = 35,445.18/x
  3. Step 3: Cross multiply
    88,035.72x = 132,072.36 × 35,445.18
  4. Step 4: Simplify right side
    88,035.72x = 4,681,328,573.22
  5. Step 5: Solve for x
    x = 4,681,328,573.22/88,035.72
  6. Step 6: Final answer
    x = 53,175.33

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1.5x scale

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.