Home / 121,910.04-182,816.46-46,988.64

Finding the Fourth Proportional to 121,910.04, 182,816.46 and 46,988.64

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Solution

The fourth proportional to 121,910.04, 182,816.46 and 46,988.64 is: 70,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,910.04 : 182,816.46 = 46,988.64 : x
  2. Step 2: Convert to fraction form
    121,910.04/182,816.46 = 46,988.64/x
  3. Step 3: Cross multiply
    121,910.04x = 182,816.46 × 46,988.64
  4. Step 4: Simplify right side
    121,910.04x = 8,590,296,825.01
  5. Step 5: Solve for x
    x = 8,590,296,825.01/121,910.04
  6. Step 6: Final answer
    x = 70,464.23

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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.