Home / 61,640.17-85,062.60-34,416.67

Finding the Fourth Proportional to 61,640.17, 85,062.60 and 34,416.67

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Solution

The fourth proportional to 61,640.17, 85,062.60 and 34,416.67 is: 47,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,640.17 : 85,062.60 = 34,416.67 : x
  2. Step 2: Convert to fraction form
    61,640.17/85,062.60 = 34,416.67/x
  3. Step 3: Cross multiply
    61,640.17x = 85,062.60 × 34,416.67
  4. Step 4: Simplify right side
    61,640.17x = 2,927,571,304.48
  5. Step 5: Solve for x
    x = 2,927,571,304.48/61,640.17
  6. Step 6: Final answer
    x = 47,494.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.