Home / 112,899.36-169,426.80-39,027.36

Finding the Fourth Proportional to 112,899.36, 169,426.80 and 39,027.36

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Solution

The fourth proportional to 112,899.36, 169,426.80 and 39,027.36 is: 58,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,899.36 : 169,426.80 = 39,027.36 : x
  2. Step 2: Convert to fraction form
    112,899.36/169,426.80 = 39,027.36/x
  3. Step 3: Cross multiply
    112,899.36x = 169,426.80 × 39,027.36
  4. Step 4: Simplify right side
    112,899.36x = 6,612,280,717.25
  5. Step 5: Solve for x
    x = 6,612,280,717.25/112,899.36
  6. Step 6: Final answer
    x = 58,567.92

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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.