Home / 219,524.64-302,958-134,630.16

Finding the Fourth Proportional to 219,524.64, 302,958 and 134,630.16

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Solution

The fourth proportional to 219,524.64, 302,958 and 134,630.16 is: 185,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,524.64 : 302,958 = 134,630.16 : x
  2. Step 2: Convert to fraction form
    219,524.64/302,958 = 134,630.16/x
  3. Step 3: Cross multiply
    219,524.64x = 302,958 × 134,630.16
  4. Step 4: Simplify right side
    219,524.64x = 40,787,284,013.28
  5. Step 5: Solve for x
    x = 40,787,284,013.28/219,524.64
  6. Step 6: Final answer
    x = 185,798.20

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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.