Home / 108,006.06-162,001.80-29,128.26

Finding the Fourth Proportional to 108,006.06, 162,001.80 and 29,128.26

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Solution

The fourth proportional to 108,006.06, 162,001.80 and 29,128.26 is: 43,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,006.06 : 162,001.80 = 29,128.26 : x
  2. Step 2: Convert to fraction form
    108,006.06/162,001.80 = 29,128.26/x
  3. Step 3: Cross multiply
    108,006.06x = 162,001.80 × 29,128.26
  4. Step 4: Simplify right side
    108,006.06x = 4,718,830,550.87
  5. Step 5: Solve for x
    x = 4,718,830,550.87/108,006.06
  6. Step 6: Final answer
    x = 43,690.42

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1.5x scale

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.