Home / 60,281.34-90,426.92-30,280.14

Finding the Fourth Proportional to 60,281.34, 90,426.92 and 30,280.14

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Solution

The fourth proportional to 60,281.34, 90,426.92 and 30,280.14 is: 45,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,281.34 : 90,426.92 = 30,280.14 : x
  2. Step 2: Convert to fraction form
    60,281.34/90,426.92 = 30,280.14/x
  3. Step 3: Cross multiply
    60,281.34x = 90,426.92 × 30,280.14
  4. Step 4: Simplify right side
    60,281.34x = 2,738,139,571.30
  5. Step 5: Solve for x
    x = 2,738,139,571.30/60,281.34
  6. Step 6: Final answer
    x = 45,422.68

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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.