Home / 82,683.02-123,984.41-48,498.13

Finding the Fourth Proportional to 82,683.02, 123,984.41 and 48,498.13

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Solution

The fourth proportional to 82,683.02, 123,984.41 and 48,498.13 is: 72,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,683.02 : 123,984.41 = 48,498.13 : x
  2. Step 2: Convert to fraction form
    82,683.02/123,984.41 = 48,498.13/x
  3. Step 3: Cross multiply
    82,683.02x = 123,984.41 × 48,498.13
  4. Step 4: Simplify right side
    82,683.02x = 6,013,012,162.25
  5. Step 5: Solve for x
    x = 6,013,012,162.25/82,683.02
  6. Step 6: Final answer
    x = 72,723.67

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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.