Home / 129,518.64-194,288.94-36,024.39

Finding the Fourth Proportional to 129,518.64, 194,288.94 and 36,024.39

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Solution

The fourth proportional to 129,518.64, 194,288.94 and 36,024.39 is: 54,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,518.64 : 194,288.94 = 36,024.39 : x
  2. Step 2: Convert to fraction form
    129,518.64/194,288.94 = 36,024.39/x
  3. Step 3: Cross multiply
    129,518.64x = 194,288.94 × 36,024.39
  4. Step 4: Simplify right side
    129,518.64x = 6,999,140,547.25
  5. Step 5: Solve for x
    x = 6,999,140,547.25/129,518.64
  6. Step 6: Final answer
    x = 54,039.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.