Home / 67,235.35-92,783.76-40,030.42

Finding the Fourth Proportional to 67,235.35, 92,783.76 and 40,030.42

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Solution

The fourth proportional to 67,235.35, 92,783.76 and 40,030.42 is: 55,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,235.35 : 92,783.76 = 40,030.42 : x
  2. Step 2: Convert to fraction form
    67,235.35/92,783.76 = 40,030.42/x
  3. Step 3: Cross multiply
    67,235.35x = 92,783.76 × 40,030.42
  4. Step 4: Simplify right side
    67,235.35x = 3,714,172,881.98
  5. Step 5: Solve for x
    x = 3,714,172,881.98/67,235.35
  6. Step 6: Final answer
    x = 55,241.37

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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.