Home / 75,464.63-113,220.65-31,112.27

Finding the Fourth Proportional to 75,464.63, 113,220.65 and 31,112.27

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Solution

The fourth proportional to 75,464.63, 113,220.65 and 31,112.27 is: 46,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,464.63 : 113,220.65 = 31,112.27 : x
  2. Step 2: Convert to fraction form
    75,464.63/113,220.65 = 31,112.27/x
  3. Step 3: Cross multiply
    75,464.63x = 113,220.65 × 31,112.27
  4. Step 4: Simplify right side
    75,464.63x = 3,522,551,368.63
  5. Step 5: Solve for x
    x = 3,522,551,368.63/75,464.63
  6. Step 6: Final answer
    x = 46,678.18

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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.