Home / 145,043.06-200,093.49-94,068.64

Finding the Fourth Proportional to 145,043.06, 200,093.49 and 94,068.64

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Solution

The fourth proportional to 145,043.06, 200,093.49 and 94,068.64 is: 129,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,043.06 : 200,093.49 = 94,068.64 : x
  2. Step 2: Convert to fraction form
    145,043.06/200,093.49 = 94,068.64/x
  3. Step 3: Cross multiply
    145,043.06x = 200,093.49 × 94,068.64
  4. Step 4: Simplify right side
    145,043.06x = 18,822,522,727.27
  5. Step 5: Solve for x
    x = 18,822,522,727.27/145,043.06
  6. Step 6: Final answer
    x = 129,771.97

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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.