Home / 70,354.26-97,093.62-40,145.58

Finding the Fourth Proportional to 70,354.26, 97,093.62 and 40,145.58

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Solution

The fourth proportional to 70,354.26, 97,093.62 and 40,145.58 is: 55,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,354.26 : 97,093.62 = 40,145.58 : x
  2. Step 2: Convert to fraction form
    70,354.26/97,093.62 = 40,145.58/x
  3. Step 3: Cross multiply
    70,354.26x = 97,093.62 × 40,145.58
  4. Step 4: Simplify right side
    70,354.26x = 3,897,879,689.20
  5. Step 5: Solve for x
    x = 3,897,879,689.20/70,354.26
  6. Step 6: Final answer
    x = 55,403.61

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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.