Home / 254,934.08-351,813.48-140,225.12

Finding the Fourth Proportional to 254,934.08, 351,813.48 and 140,225.12

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Solution

The fourth proportional to 254,934.08, 351,813.48 and 140,225.12 is: 193,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,934.08 : 351,813.48 = 140,225.12 : x
  2. Step 2: Convert to fraction form
    254,934.08/351,813.48 = 140,225.12/x
  3. Step 3: Cross multiply
    254,934.08x = 351,813.48 × 140,225.12
  4. Step 4: Simplify right side
    254,934.08x = 49,333,087,450.62
  5. Step 5: Solve for x
    x = 49,333,087,450.62/254,934.08
  6. Step 6: Final answer
    x = 193,513.11

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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.