Home / 94,655.64-130,633.32-66,016.86

Finding the Fourth Proportional to 94,655.64, 130,633.32 and 66,016.86

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Solution

The fourth proportional to 94,655.64, 130,633.32 and 66,016.86 is: 91,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,655.64 : 130,633.32 = 66,016.86 : x
  2. Step 2: Convert to fraction form
    94,655.64/130,633.32 = 66,016.86/x
  3. Step 3: Cross multiply
    94,655.64x = 130,633.32 × 66,016.86
  4. Step 4: Simplify right side
    94,655.64x = 8,624,001,597.78
  5. Step 5: Solve for x
    x = 8,624,001,597.78/94,655.64
  6. Step 6: Final answer
    x = 91,109.22

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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.