Home / 94,662.29-130,631.86-52,220.81

Finding the Fourth Proportional to 94,662.29, 130,631.86 and 52,220.81

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Solution

The fourth proportional to 94,662.29, 130,631.86 and 52,220.81 is: 72,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,662.29 : 130,631.86 = 52,220.81 : x
  2. Step 2: Convert to fraction form
    94,662.29/130,631.86 = 52,220.81/x
  3. Step 3: Cross multiply
    94,662.29x = 130,631.86 × 52,220.81
  4. Step 4: Simplify right side
    94,662.29x = 6,821,701,932.86
  5. Step 5: Solve for x
    x = 6,821,701,932.86/94,662.29
  6. Step 6: Final answer
    x = 72,063.56

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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.