Home / 83,518.75-125,275.69-30,927.07

Finding the Fourth Proportional to 83,518.75, 125,275.69 and 30,927.07

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Solution

The fourth proportional to 83,518.75, 125,275.69 and 30,927.07 is: 46,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,518.75 : 125,275.69 = 30,927.07 : x
  2. Step 2: Convert to fraction form
    83,518.75/125,275.69 = 30,927.07/x
  3. Step 3: Cross multiply
    83,518.75x = 125,275.69 × 30,927.07
  4. Step 4: Simplify right side
    83,518.75x = 3,874,410,033.93
  5. Step 5: Solve for x
    x = 3,874,410,033.93/83,518.75
  6. Step 6: Final answer
    x = 46,389.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.