Home / 103,680.70-155,521.05-33,567.10

Finding the Fourth Proportional to 103,680.70, 155,521.05 and 33,567.10

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Solution

The fourth proportional to 103,680.70, 155,521.05 and 33,567.10 is: 50,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680.70 : 155,521.05 = 33,567.10 : x
  2. Step 2: Convert to fraction form
    103,680.70/155,521.05 = 33,567.10/x
  3. Step 3: Cross multiply
    103,680.70x = 155,521.05 × 33,567.10
  4. Step 4: Simplify right side
    103,680.70x = 5,220,390,637.46
  5. Step 5: Solve for x
    x = 5,220,390,637.46/103,680.70
  6. Step 6: Final answer
    x = 50,350.65

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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.