Home / 88,852.88-122,617.08-51,134.48

Finding the Fourth Proportional to 88,852.88, 122,617.08 and 51,134.48

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Solution

The fourth proportional to 88,852.88, 122,617.08 and 51,134.48 is: 70,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,852.88 : 122,617.08 = 51,134.48 : x
  2. Step 2: Convert to fraction form
    88,852.88/122,617.08 = 51,134.48/x
  3. Step 3: Cross multiply
    88,852.88x = 122,617.08 × 51,134.48
  4. Step 4: Simplify right side
    88,852.88x = 6,269,960,624.92
  5. Step 5: Solve for x
    x = 6,269,960,624.92/88,852.88
  6. Step 6: Final answer
    x = 70,565.64

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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.