Home / 57,823.60-86,735.40-35,564.80

Finding the Fourth Proportional to 57,823.60, 86,735.40 and 35,564.80

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Solution

The fourth proportional to 57,823.60, 86,735.40 and 35,564.80 is: 53,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,823.60 : 86,735.40 = 35,564.80 : x
  2. Step 2: Convert to fraction form
    57,823.60/86,735.40 = 35,564.80/x
  3. Step 3: Cross multiply
    57,823.60x = 86,735.40 × 35,564.80
  4. Step 4: Simplify right side
    57,823.60x = 3,084,727,153.92
  5. Step 5: Solve for x
    x = 3,084,727,153.92/57,823.60
  6. Step 6: Final answer
    x = 53,347.20

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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.