Home / 259,523.32-358,142.72-140,291.32

Finding the Fourth Proportional to 259,523.32, 358,142.72 and 140,291.32

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Solution

The fourth proportional to 259,523.32, 358,142.72 and 140,291.32 is: 193,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,523.32 : 358,142.72 = 140,291.32 : x
  2. Step 2: Convert to fraction form
    259,523.32/358,142.72 = 140,291.32/x
  3. Step 3: Cross multiply
    259,523.32x = 358,142.72 × 140,291.32
  4. Step 4: Simplify right side
    259,523.32x = 50,244,314,937.19
  5. Step 5: Solve for x
    x = 50,244,314,937.19/259,523.32
  6. Step 6: Final answer
    x = 193,602.31

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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.