Home / 67,089.12-92,591.74-43,285.04

Finding the Fourth Proportional to 67,089.12, 92,591.74 and 43,285.04

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Solution

The fourth proportional to 67,089.12, 92,591.74 and 43,285.04 is: 59,739.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,089.12 : 92,591.74 = 43,285.04 : x
  2. Step 2: Convert to fraction form
    67,089.12/92,591.74 = 43,285.04/x
  3. Step 3: Cross multiply
    67,089.12x = 92,591.74 × 43,285.04
  4. Step 4: Simplify right side
    67,089.12x = 4,007,837,420.58
  5. Step 5: Solve for x
    x = 4,007,837,420.58/67,089.12
  6. Step 6: Final answer
    x = 59,739.01

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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.