Home / 115,445.32-173,193.94-40,570.64

Finding the Fourth Proportional to 115,445.32, 173,193.94 and 40,570.64

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Solution

The fourth proportional to 115,445.32, 173,193.94 and 40,570.64 is: 60,865.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,445.32 : 173,193.94 = 40,570.64 : x
  2. Step 2: Convert to fraction form
    115,445.32/173,193.94 = 40,570.64/x
  3. Step 3: Cross multiply
    115,445.32x = 173,193.94 × 40,570.64
  4. Step 4: Simplify right side
    115,445.32x = 7,026,588,989.92
  5. Step 5: Solve for x
    x = 7,026,588,989.92/115,445.32
  6. Step 6: Final answer
    x = 60,865.08

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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.