Home / 89,003.88-122,852.70-51,303.24

Finding the Fourth Proportional to 89,003.88, 122,852.70 and 51,303.24

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Solution

The fourth proportional to 89,003.88, 122,852.70 and 51,303.24 is: 70,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,003.88 : 122,852.70 = 51,303.24 : x
  2. Step 2: Convert to fraction form
    89,003.88/122,852.70 = 51,303.24/x
  3. Step 3: Cross multiply
    89,003.88x = 122,852.70 × 51,303.24
  4. Step 4: Simplify right side
    89,003.88x = 6,302,741,552.75
  5. Step 5: Solve for x
    x = 6,302,741,552.75/89,003.88
  6. Step 6: Final answer
    x = 70,814.23

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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.