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Finding the Fourth Proportional to 60,509.75, 83,497.05 and 33,647.92

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Solution

The fourth proportional to 60,509.75, 83,497.05 and 33,647.92 is: 46,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,509.75 : 83,497.05 = 33,647.92 : x
  2. Step 2: Convert to fraction form
    60,509.75/83,497.05 = 33,647.92/x
  3. Step 3: Cross multiply
    60,509.75x = 83,497.05 × 33,647.92
  4. Step 4: Simplify right side
    60,509.75x = 2,809,501,849.89
  5. Step 5: Solve for x
    x = 2,809,501,849.89/60,509.75
  6. Step 6: Final answer
    x = 46,430.57

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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.