Home / 93,029.24-139,543.92-76,546.64

Finding the Fourth Proportional to 93,029.24, 139,543.92 and 76,546.64

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Solution

The fourth proportional to 93,029.24, 139,543.92 and 76,546.64 is: 114,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,029.24 : 139,543.92 = 76,546.64 : x
  2. Step 2: Convert to fraction form
    93,029.24/139,543.92 = 76,546.64/x
  3. Step 3: Cross multiply
    93,029.24x = 139,543.92 × 76,546.64
  4. Step 4: Simplify right side
    93,029.24x = 10,681,618,208.43
  5. Step 5: Solve for x
    x = 10,681,618,208.43/93,029.24
  6. Step 6: Final answer
    x = 114,820.01

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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.