Home / 94,744.48-130,695.64-66,018.64

Finding the Fourth Proportional to 94,744.48, 130,695.64 and 66,018.64

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Solution

The fourth proportional to 94,744.48, 130,695.64 and 66,018.64 is: 91,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,744.48 : 130,695.64 = 66,018.64 : x
  2. Step 2: Convert to fraction form
    94,744.48/130,695.64 = 66,018.64/x
  3. Step 3: Cross multiply
    94,744.48x = 130,695.64 × 66,018.64
  4. Step 4: Simplify right side
    94,744.48x = 8,628,348,406.73
  5. Step 5: Solve for x
    x = 8,628,348,406.73/94,744.48
  6. Step 6: Final answer
    x = 91,069.67

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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.