Home / 47,268.45-70,912.65-39,531.33

Finding the Fourth Proportional to 47,268.45, 70,912.65 and 39,531.33

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Solution

The fourth proportional to 47,268.45, 70,912.65 and 39,531.33 is: 59,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,268.45 : 70,912.65 = 39,531.33 : x
  2. Step 2: Convert to fraction form
    47,268.45/70,912.65 = 39,531.33/x
  3. Step 3: Cross multiply
    47,268.45x = 70,912.65 × 39,531.33
  4. Step 4: Simplify right side
    47,268.45x = 2,803,271,368.32
  5. Step 5: Solve for x
    x = 2,803,271,368.32/47,268.45
  6. Step 6: Final answer
    x = 59,305.34

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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.