Home / 112,038.44-154,614.66-61,736.36

Finding the Fourth Proportional to 112,038.44, 154,614.66 and 61,736.36

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Solution

The fourth proportional to 112,038.44, 154,614.66 and 61,736.36 is: 85,197.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,038.44 : 154,614.66 = 61,736.36 : x
  2. Step 2: Convert to fraction form
    112,038.44/154,614.66 = 61,736.36/x
  3. Step 3: Cross multiply
    112,038.44x = 154,614.66 × 61,736.36
  4. Step 4: Simplify right side
    112,038.44x = 9,545,346,311.04
  5. Step 5: Solve for x
    x = 9,545,346,311.04/112,038.44
  6. Step 6: Final answer
    x = 85,197.07

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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.