Home / 67,636.53-93,368.31-40,422.22

Finding the Fourth Proportional to 67,636.53, 93,368.31 and 40,422.22

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Solution

The fourth proportional to 67,636.53, 93,368.31 and 40,422.22 is: 55,800.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,636.53 : 93,368.31 = 40,422.22 : x
  2. Step 2: Convert to fraction form
    67,636.53/93,368.31 = 40,422.22/x
  3. Step 3: Cross multiply
    67,636.53x = 93,368.31 × 40,422.22
  4. Step 4: Simplify right side
    67,636.53x = 3,774,154,367.85
  5. Step 5: Solve for x
    x = 3,774,154,367.85/67,636.53
  6. Step 6: Final answer
    x = 55,800.53

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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.