Home / 53,775.90-80,257.14-52,376.22

Finding the Fourth Proportional to 53,775.90, 80,257.14 and 52,376.22

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Solution

The fourth proportional to 53,775.90, 80,257.14 and 52,376.22 is: 78,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775.90 : 80,257.14 = 52,376.22 : x
  2. Step 2: Convert to fraction form
    53,775.90/80,257.14 = 52,376.22/x
  3. Step 3: Cross multiply
    53,775.90x = 80,257.14 × 52,376.22
  4. Step 4: Simplify right side
    53,775.90x = 4,203,565,621.21
  5. Step 5: Solve for x
    x = 4,203,565,621.21/53,775.90
  6. Step 6: Final answer
    x = 78,168.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.