Home / 56,828.22-85,133.21-31,792.40

Finding the Fourth Proportional to 56,828.22, 85,133.21 and 31,792.40

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Solution

The fourth proportional to 56,828.22, 85,133.21 and 31,792.40 is: 47,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,828.22 : 85,133.21 = 31,792.40 : x
  2. Step 2: Convert to fraction form
    56,828.22/85,133.21 = 31,792.40/x
  3. Step 3: Cross multiply
    56,828.22x = 85,133.21 × 31,792.40
  4. Step 4: Simplify right side
    56,828.22x = 2,706,588,480.98
  5. Step 5: Solve for x
    x = 2,706,588,480.98/56,828.22
  6. Step 6: Final answer
    x = 47,627.54

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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.