Home / 67,135.04-92,646.24-38,463.98

Finding the Fourth Proportional to 67,135.04, 92,646.24 and 38,463.98

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Solution

The fourth proportional to 67,135.04, 92,646.24 and 38,463.98 is: 53,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,135.04 : 92,646.24 = 38,463.98 : x
  2. Step 2: Convert to fraction form
    67,135.04/92,646.24 = 38,463.98/x
  3. Step 3: Cross multiply
    67,135.04x = 92,646.24 × 38,463.98
  4. Step 4: Simplify right side
    67,135.04x = 3,563,542,466.88
  5. Step 5: Solve for x
    x = 3,563,542,466.88/67,135.04
  6. Step 6: Final answer
    x = 53,080.22

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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.