Home / 67,571.46-93,256.50-56,220.90

Finding the Fourth Proportional to 67,571.46, 93,256.50 and 56,220.90

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Solution

The fourth proportional to 67,571.46, 93,256.50 and 56,220.90 is: 77,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,571.46 : 93,256.50 = 56,220.90 : x
  2. Step 2: Convert to fraction form
    67,571.46/93,256.50 = 56,220.90/x
  3. Step 3: Cross multiply
    67,571.46x = 93,256.50 × 56,220.90
  4. Step 4: Simplify right side
    67,571.46x = 5,242,964,360.85
  5. Step 5: Solve for x
    x = 5,242,964,360.85/67,571.46
  6. Step 6: Final answer
    x = 77,591.40

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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.