Home / 103,675.81-155,539.27-33,555.13

Finding the Fourth Proportional to 103,675.81, 155,539.27 and 33,555.13

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Solution

The fourth proportional to 103,675.81, 155,539.27 and 33,555.13 is: 50,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,675.81 : 155,539.27 = 33,555.13 : x
  2. Step 2: Convert to fraction form
    103,675.81/155,539.27 = 33,555.13/x
  3. Step 3: Cross multiply
    103,675.81x = 155,539.27 × 33,555.13
  4. Step 4: Simplify right side
    103,675.81x = 5,219,140,424.96
  5. Step 5: Solve for x
    x = 5,219,140,424.96/103,675.81
  6. Step 6: Final answer
    x = 50,340.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.