Home / 108,802.13-163,195.44-28,838.31

Finding the Fourth Proportional to 108,802.13, 163,195.44 and 28,838.31

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Solution

The fourth proportional to 108,802.13, 163,195.44 and 28,838.31 is: 43,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,802.13 : 163,195.44 = 28,838.31 : x
  2. Step 2: Convert to fraction form
    108,802.13/163,195.44 = 28,838.31/x
  3. Step 3: Cross multiply
    108,802.13x = 163,195.44 × 28,838.31
  4. Step 4: Simplify right side
    108,802.13x = 4,706,280,689.31
  5. Step 5: Solve for x
    x = 4,706,280,689.31/108,802.13
  6. Step 6: Final answer
    x = 43,255.41

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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.