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Finding the Fourth Proportional to 73,802.88, 110,636.32 and 29,419.04

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Solution

The fourth proportional to 73,802.88, 110,636.32 and 29,419.04 is: 44,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,802.88 : 110,636.32 = 29,419.04 : x
  2. Step 2: Convert to fraction form
    73,802.88/110,636.32 = 29,419.04/x
  3. Step 3: Cross multiply
    73,802.88x = 110,636.32 × 29,419.04
  4. Step 4: Simplify right side
    73,802.88x = 3,254,814,323.53
  5. Step 5: Solve for x
    x = 3,254,814,323.53/73,802.88
  6. Step 6: Final answer
    x = 44,101.45

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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.