Home / 94,284.50-130,112.61-56,570.90

Finding the Fourth Proportional to 94,284.50, 130,112.61 and 56,570.90

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Solution

The fourth proportional to 94,284.50, 130,112.61 and 56,570.90 is: 78,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,284.50 : 130,112.61 = 56,570.90 : x
  2. Step 2: Convert to fraction form
    94,284.50/130,112.61 = 56,570.90/x
  3. Step 3: Cross multiply
    94,284.50x = 130,112.61 × 56,570.90
  4. Step 4: Simplify right side
    94,284.50x = 7,360,587,449.05
  5. Step 5: Solve for x
    x = 7,360,587,449.05/94,284.50
  6. Step 6: Final answer
    x = 78,067.84

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1.5x scale

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.