Home / 53,281.68-79,896.60-31,102.26

Finding the Fourth Proportional to 53,281.68, 79,896.60 and 31,102.26

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Solution

The fourth proportional to 53,281.68, 79,896.60 and 31,102.26 is: 46,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.68 : 79,896.60 = 31,102.26 : x
  2. Step 2: Convert to fraction form
    53,281.68/79,896.60 = 31,102.26/x
  3. Step 3: Cross multiply
    53,281.68x = 79,896.60 × 31,102.26
  4. Step 4: Simplify right side
    53,281.68x = 2,484,964,826.32
  5. Step 5: Solve for x
    x = 2,484,964,826.32/53,281.68
  6. Step 6: Final answer
    x = 46,638.26

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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.