Home / 112,025,359.72-168,038,068.38-35,354,388.52

Finding the Fourth Proportional to 112,025,359.72, 168,038,068.38 and 35,354,388.52

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Solution

The fourth proportional to 112,025,359.72, 168,038,068.38 and 35,354,388.52 is: 53,031,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,025,359.72 : 168,038,068.38 = 35,354,388.52 : x
  2. Step 2: Convert to fraction form
    112,025,359.72/168,038,068.38 = 35,354,388.52/x
  3. Step 3: Cross multiply
    112,025,359.72x = 168,038,068.38 × 35,354,388.52
  4. Step 4: Simplify right side
    112,025,359.72x = 5,940,883,155,656,847
  5. Step 5: Solve for x
    x = 5,940,883,155,656,847/112,025,359.72
  6. Step 6: Final answer
    x = 53,031,591.87

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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.