Home / 67,317.72-92,872.62-40,466.76

Finding the Fourth Proportional to 67,317.72, 92,872.62 and 40,466.76

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Solution

The fourth proportional to 67,317.72, 92,872.62 and 40,466.76 is: 55,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,317.72 : 92,872.62 = 40,466.76 : x
  2. Step 2: Convert to fraction form
    67,317.72/92,872.62 = 40,466.76/x
  3. Step 3: Cross multiply
    67,317.72x = 92,872.62 × 40,466.76
  4. Step 4: Simplify right side
    67,317.72x = 3,758,254,024.11
  5. Step 5: Solve for x
    x = 3,758,254,024.11/67,317.72
  6. Step 6: Final answer
    x = 55,828.60

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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.