Home / 53,832.60-81,152.18-50,220

Finding the Fourth Proportional to 53,832.60, 81,152.18 and 50,220

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Solution

The fourth proportional to 53,832.60, 81,152.18 and 50,220 is: 75,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,832.60 : 81,152.18 = 50,220 : x
  2. Step 2: Convert to fraction form
    53,832.60/81,152.18 = 50,220/x
  3. Step 3: Cross multiply
    53,832.60x = 81,152.18 × 50,220
  4. Step 4: Simplify right side
    53,832.60x = 4,075,462,416.83
  5. Step 5: Solve for x
    x = 4,075,462,416.83/53,832.60
  6. Step 6: Final answer
    x = 75,706.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.