Home / 60,739.54-83,784.48-47,289.49

Finding the Fourth Proportional to 60,739.54, 83,784.48 and 47,289.49

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Solution

The fourth proportional to 60,739.54, 83,784.48 and 47,289.49 is: 65,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,739.54 : 83,784.48 = 47,289.49 : x
  2. Step 2: Convert to fraction form
    60,739.54/83,784.48 = 47,289.49/x
  3. Step 3: Cross multiply
    60,739.54x = 83,784.48 × 47,289.49
  4. Step 4: Simplify right side
    60,739.54x = 3,962,124,942.32
  5. Step 5: Solve for x
    x = 3,962,124,942.32/60,739.54
  6. Step 6: Final answer
    x = 65,231.40

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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.