Home / 64,790.48-89,413.64-36,110.14

Finding the Fourth Proportional to 64,790.48, 89,413.64 and 36,110.14

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Solution

The fourth proportional to 64,790.48, 89,413.64 and 36,110.14 is: 49,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,790.48 : 89,413.64 = 36,110.14 : x
  2. Step 2: Convert to fraction form
    64,790.48/89,413.64 = 36,110.14/x
  3. Step 3: Cross multiply
    64,790.48x = 89,413.64 × 36,110.14
  4. Step 4: Simplify right side
    64,790.48x = 3,228,738,430.69
  5. Step 5: Solve for x
    x = 3,228,738,430.69/64,790.48
  6. Step 6: Final answer
    x = 49,833.53

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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.