Home / 92,825.16-128,104.56-52,523.58

Finding the Fourth Proportional to 92,825.16, 128,104.56 and 52,523.58

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Solution

The fourth proportional to 92,825.16, 128,104.56 and 52,523.58 is: 72,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.16 : 128,104.56 = 52,523.58 : x
  2. Step 2: Convert to fraction form
    92,825.16/128,104.56 = 52,523.58/x
  3. Step 3: Cross multiply
    92,825.16x = 128,104.56 × 52,523.58
  4. Step 4: Simplify right side
    92,825.16x = 6,728,510,105.52
  5. Step 5: Solve for x
    x = 6,728,510,105.52/92,825.16
  6. Step 6: Final answer
    x = 72,485.84

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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.