Home / 103,669.76-155,502.81-33,549.14

Finding the Fourth Proportional to 103,669.76, 155,502.81 and 33,549.14

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Solution

The fourth proportional to 103,669.76, 155,502.81 and 33,549.14 is: 50,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669.76 : 155,502.81 = 33,549.14 : x
  2. Step 2: Convert to fraction form
    103,669.76/155,502.81 = 33,549.14/x
  3. Step 3: Cross multiply
    103,669.76x = 155,502.81 × 33,549.14
  4. Step 4: Simplify right side
    103,669.76x = 5,216,984,765.57
  5. Step 5: Solve for x
    x = 5,216,984,765.57/103,669.76
  6. Step 6: Final answer
    x = 50,323.11

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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.