Home / 53,152.44-79,643.52-40,657.32

Finding the Fourth Proportional to 53,152.44, 79,643.52 and 40,657.32

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Solution

The fourth proportional to 53,152.44, 79,643.52 and 40,657.32 is: 60,920.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,152.44 : 79,643.52 = 40,657.32 : x
  2. Step 2: Convert to fraction form
    53,152.44/79,643.52 = 40,657.32/x
  3. Step 3: Cross multiply
    53,152.44x = 79,643.52 × 40,657.32
  4. Step 4: Simplify right side
    53,152.44x = 3,238,092,078.57
  5. Step 5: Solve for x
    x = 3,238,092,078.57/53,152.44
  6. Step 6: Final answer
    x = 60,920.85

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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.