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Finding the Fourth Proportional to 70,992.96, 106,555.07 and 35,957.22

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Solution

The fourth proportional to 70,992.96, 106,555.07 and 35,957.22 is: 53,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,992.96 : 106,555.07 = 35,957.22 : x
  2. Step 2: Convert to fraction form
    70,992.96/106,555.07 = 35,957.22/x
  3. Step 3: Cross multiply
    70,992.96x = 106,555.07 × 35,957.22
  4. Step 4: Simplify right side
    70,992.96x = 3,831,424,094.11
  5. Step 5: Solve for x
    x = 3,831,424,094.11/70,992.96
  6. Step 6: Final answer
    x = 53,969.07

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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.