Home / 202,330.08-278,845.47-134,226.90

Finding the Fourth Proportional to 202,330.08, 278,845.47 and 134,226.90

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Solution

The fourth proportional to 202,330.08, 278,845.47 and 134,226.90 is: 184,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,330.08 : 278,845.47 = 134,226.90 : x
  2. Step 2: Convert to fraction form
    202,330.08/278,845.47 = 134,226.90/x
  3. Step 3: Cross multiply
    202,330.08x = 278,845.47 × 134,226.90
  4. Step 4: Simplify right side
    202,330.08x = 37,428,563,017.14
  5. Step 5: Solve for x
    x = 37,428,563,017.14/202,330.08
  6. Step 6: Final answer
    x = 184,987.64

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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.