Home / 94,285.50-130,113.99-56,571.90

Finding the Fourth Proportional to 94,285.50, 130,113.99 and 56,571.90

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Solution

The fourth proportional to 94,285.50, 130,113.99 and 56,571.90 is: 78,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,285.50 : 130,113.99 = 56,571.90 : x
  2. Step 2: Convert to fraction form
    94,285.50/130,113.99 = 56,571.90/x
  3. Step 3: Cross multiply
    94,285.50x = 130,113.99 × 56,571.90
  4. Step 4: Simplify right side
    94,285.50x = 7,360,795,630.88
  5. Step 5: Solve for x
    x = 7,360,795,630.88/94,285.50
  6. Step 6: Final answer
    x = 78,069.22

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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.