Home / 89,048.04-122,878.98-51,324.84

Finding the Fourth Proportional to 89,048.04, 122,878.98 and 51,324.84

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Solution

The fourth proportional to 89,048.04, 122,878.98 and 51,324.84 is: 70,824.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,048.04 : 122,878.98 = 51,324.84 : x
  2. Step 2: Convert to fraction form
    89,048.04/122,878.98 = 51,324.84/x
  3. Step 3: Cross multiply
    89,048.04x = 122,878.98 × 51,324.84
  4. Step 4: Simplify right side
    89,048.04x = 6,306,743,987.86
  5. Step 5: Solve for x
    x = 6,306,743,987.86/89,048.04
  6. Step 6: Final answer
    x = 70,824.06

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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.