Home / 82,803.10-114,266.47-48,353.75

Finding the Fourth Proportional to 82,803.10, 114,266.47 and 48,353.75

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Solution

The fourth proportional to 82,803.10, 114,266.47 and 48,353.75 is: 66,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,803.10 : 114,266.47 = 48,353.75 : x
  2. Step 2: Convert to fraction form
    82,803.10/114,266.47 = 48,353.75/x
  3. Step 3: Cross multiply
    82,803.10x = 114,266.47 × 48,353.75
  4. Step 4: Simplify right side
    82,803.10x = 5,525,212,323.76
  5. Step 5: Solve for x
    x = 5,525,212,323.76/82,803.10
  6. Step 6: Final answer
    x = 66,727.12

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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.