Home / 94,661.10-130,628.34-52,218.72

Finding the Fourth Proportional to 94,661.10, 130,628.34 and 52,218.72

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Solution

The fourth proportional to 94,661.10, 130,628.34 and 52,218.72 is: 72,059.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,661.10 : 130,628.34 = 52,218.72 : x
  2. Step 2: Convert to fraction form
    94,661.10/130,628.34 = 52,218.72/x
  3. Step 3: Cross multiply
    94,661.10x = 130,628.34 × 52,218.72
  4. Step 4: Simplify right side
    94,661.10x = 6,821,244,710.52
  5. Step 5: Solve for x
    x = 6,821,244,710.52/94,661.10
  6. Step 6: Final answer
    x = 72,059.64

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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.