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Finding the Fourth Proportional to 360,074.28, 540,061.58 and 93,813.08

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Solution

The fourth proportional to 360,074.28, 540,061.58 and 93,813.08 is: 140,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,074.28 : 540,061.58 = 93,813.08 : x
  2. Step 2: Convert to fraction form
    360,074.28/540,061.58 = 93,813.08/x
  3. Step 3: Cross multiply
    360,074.28x = 540,061.58 × 93,813.08
  4. Step 4: Simplify right side
    360,074.28x = 50,664,840,209.47
  5. Step 5: Solve for x
    x = 50,664,840,209.47/360,074.28
  6. Step 6: Final answer
    x = 140,706.63

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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.