Home / 66,051.28-99,018.60-50,538.16

Finding the Fourth Proportional to 66,051.28, 99,018.60 and 50,538.16

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Solution

The fourth proportional to 66,051.28, 99,018.60 and 50,538.16 is: 75,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051.28 : 99,018.60 = 50,538.16 : x
  2. Step 2: Convert to fraction form
    66,051.28/99,018.60 = 50,538.16/x
  3. Step 3: Cross multiply
    66,051.28x = 99,018.60 × 50,538.16
  4. Step 4: Simplify right side
    66,051.28x = 5,004,217,943.25
  5. Step 5: Solve for x
    x = 5,004,217,943.25/66,051.28
  6. Step 6: Final answer
    x = 75,762.62

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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.