Home / 97,108.08-145,544.04-52,629.36

Finding the Fourth Proportional to 97,108.08, 145,544.04 and 52,629.36

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Solution

The fourth proportional to 97,108.08, 145,544.04 and 52,629.36 is: 78,880.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,108.08 : 145,544.04 = 52,629.36 : x
  2. Step 2: Convert to fraction form
    97,108.08/145,544.04 = 52,629.36/x
  3. Step 3: Cross multiply
    97,108.08x = 145,544.04 × 52,629.36
  4. Step 4: Simplify right side
    97,108.08x = 7,659,889,677.01
  5. Step 5: Solve for x
    x = 7,659,889,677.01/97,108.08
  6. Step 6: Final answer
    x = 78,880.04

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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.