Home / 67,280.40-92,846.88-39,002.48

Finding the Fourth Proportional to 67,280.40, 92,846.88 and 39,002.48

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Solution

The fourth proportional to 67,280.40, 92,846.88 and 39,002.48 is: 53,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,280.40 : 92,846.88 = 39,002.48 : x
  2. Step 2: Convert to fraction form
    67,280.40/92,846.88 = 39,002.48/x
  3. Step 3: Cross multiply
    67,280.40x = 92,846.88 × 39,002.48
  4. Step 4: Simplify right side
    67,280.40x = 3,621,258,580.26
  5. Step 5: Solve for x
    x = 3,621,258,580.26/67,280.40
  6. Step 6: Final answer
    x = 53,823.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.