Home / 146,354.04-202,103.10-117,678.42

Finding the Fourth Proportional to 146,354.04, 202,103.10 and 117,678.42

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Solution

The fourth proportional to 146,354.04, 202,103.10 and 117,678.42 is: 162,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,354.04 : 202,103.10 = 117,678.42 : x
  2. Step 2: Convert to fraction form
    146,354.04/202,103.10 = 117,678.42/x
  3. Step 3: Cross multiply
    146,354.04x = 202,103.10 × 117,678.42
  4. Step 4: Simplify right side
    146,354.04x = 23,783,173,485.10
  5. Step 5: Solve for x
    x = 23,783,173,485.10/146,354.04
  6. Step 6: Final answer
    x = 162,504.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.