Home / 75,810.60-113,730.48-23,220.54

Finding the Fourth Proportional to 75,810.60, 113,730.48 and 23,220.54

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Solution

The fourth proportional to 75,810.60, 113,730.48 and 23,220.54 is: 34,835.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,810.60 : 113,730.48 = 23,220.54 : x
  2. Step 2: Convert to fraction form
    75,810.60/113,730.48 = 23,220.54/x
  3. Step 3: Cross multiply
    75,810.60x = 113,730.48 × 23,220.54
  4. Step 4: Simplify right side
    75,810.60x = 2,640,883,160.06
  5. Step 5: Solve for x
    x = 2,640,883,160.06/75,810.60
  6. Step 6: Final answer
    x = 34,835.28

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1.5x scale

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.