Home / 76,880.13-106,094.60-43,346.13

Finding the Fourth Proportional to 76,880.13, 106,094.60 and 43,346.13

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Solution

The fourth proportional to 76,880.13, 106,094.60 and 43,346.13 is: 59,817.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,880.13 : 106,094.60 = 43,346.13 : x
  2. Step 2: Convert to fraction form
    76,880.13/106,094.60 = 43,346.13/x
  3. Step 3: Cross multiply
    76,880.13x = 106,094.60 × 43,346.13
  4. Step 4: Simplify right side
    76,880.13x = 4,598,790,323.90
  5. Step 5: Solve for x
    x = 4,598,790,323.90/76,880.13
  6. Step 6: Final answer
    x = 59,817.67

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1.5x scale

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.