Home / 92,639.58-127,825.77-51,804.46

Finding the Fourth Proportional to 92,639.58, 127,825.77 and 51,804.46

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Solution

The fourth proportional to 92,639.58, 127,825.77 and 51,804.46 is: 71,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,639.58 : 127,825.77 = 51,804.46 : x
  2. Step 2: Convert to fraction form
    92,639.58/127,825.77 = 51,804.46/x
  3. Step 3: Cross multiply
    92,639.58x = 127,825.77 × 51,804.46
  4. Step 4: Simplify right side
    92,639.58x = 6,621,944,988.93
  5. Step 5: Solve for x
    x = 6,621,944,988.93/92,639.58
  6. Step 6: Final answer
    x = 71,480.73

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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.