Home / 110,255.73-152,152.74-67,235.15

Finding the Fourth Proportional to 110,255.73, 152,152.74 and 67,235.15

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Solution

The fourth proportional to 110,255.73, 152,152.74 and 67,235.15 is: 92,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,255.73 : 152,152.74 = 67,235.15 : x
  2. Step 2: Convert to fraction form
    110,255.73/152,152.74 = 67,235.15/x
  3. Step 3: Cross multiply
    110,255.73x = 152,152.74 × 67,235.15
  4. Step 4: Simplify right side
    110,255.73x = 10,230,011,536.05
  5. Step 5: Solve for x
    x = 10,230,011,536.05/110,255.73
  6. Step 6: Final answer
    x = 92,784.40

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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.