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Finding the Fourth Proportional to 79,853.86, 119,798.48 and 23,698.45

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Solution

The fourth proportional to 79,853.86, 119,798.48 and 23,698.45 is: 35,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,853.86 : 119,798.48 = 23,698.45 : x
  2. Step 2: Convert to fraction form
    79,853.86/119,798.48 = 23,698.45/x
  3. Step 3: Cross multiply
    79,853.86x = 119,798.48 × 23,698.45
  4. Step 4: Simplify right side
    79,853.86x = 2,839,038,288.36
  5. Step 5: Solve for x
    x = 2,839,038,288.36/79,853.86
  6. Step 6: Final answer
    x = 35,552.92

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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.