Home / 76,142.04-114,213.84-34,024.32

Finding the Fourth Proportional to 76,142.04, 114,213.84 and 34,024.32

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Solution

The fourth proportional to 76,142.04, 114,213.84 and 34,024.32 is: 51,036.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,142.04 : 114,213.84 = 34,024.32 : x
  2. Step 2: Convert to fraction form
    76,142.04/114,213.84 = 34,024.32/x
  3. Step 3: Cross multiply
    76,142.04x = 114,213.84 × 34,024.32
  4. Step 4: Simplify right side
    76,142.04x = 3,886,048,240.59
  5. Step 5: Solve for x
    x = 3,886,048,240.59/76,142.04
  6. Step 6: Final answer
    x = 51,036.83

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1.5x scale

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.