Home / 66,318.76-91,526.34-49,522.60

Finding the Fourth Proportional to 66,318.76, 91,526.34 and 49,522.60

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Solution

The fourth proportional to 66,318.76, 91,526.34 and 49,522.60 is: 68,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,318.76 : 91,526.34 = 49,522.60 : x
  2. Step 2: Convert to fraction form
    66,318.76/91,526.34 = 49,522.60/x
  3. Step 3: Cross multiply
    66,318.76x = 91,526.34 × 49,522.60
  4. Step 4: Simplify right side
    66,318.76x = 4,532,622,325.28
  5. Step 5: Solve for x
    x = 4,532,622,325.28/66,318.76
  6. Step 6: Final answer
    x = 68,346.01

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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.