Home / 88,708.36-133,078.62-29,538.28

Finding the Fourth Proportional to 88,708.36, 133,078.62 and 29,538.28

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Solution

The fourth proportional to 88,708.36, 133,078.62 and 29,538.28 is: 44,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,708.36 : 133,078.62 = 29,538.28 : x
  2. Step 2: Convert to fraction form
    88,708.36/133,078.62 = 29,538.28/x
  3. Step 3: Cross multiply
    88,708.36x = 133,078.62 × 29,538.28
  4. Step 4: Simplify right side
    88,708.36x = 3,930,913,539.57
  5. Step 5: Solve for x
    x = 3,930,913,539.57/88,708.36
  6. Step 6: Final answer
    x = 44,312.77

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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.