Home / 45,867.36-68,800.96-30,281.32

Finding the Fourth Proportional to 45,867.36, 68,800.96 and 30,281.32

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Solution

The fourth proportional to 45,867.36, 68,800.96 and 30,281.32 is: 45,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.36 : 68,800.96 = 30,281.32 : x
  2. Step 2: Convert to fraction form
    45,867.36/68,800.96 = 30,281.32/x
  3. Step 3: Cross multiply
    45,867.36x = 68,800.96 × 30,281.32
  4. Step 4: Simplify right side
    45,867.36x = 2,083,383,886.07
  5. Step 5: Solve for x
    x = 2,083,383,886.07/45,867.36
  6. Step 6: Final answer
    x = 45,421.93

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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.