Home / 67,666.78-93,379.44-37,452.16

Finding the Fourth Proportional to 67,666.78, 93,379.44 and 37,452.16

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Solution

The fourth proportional to 67,666.78, 93,379.44 and 37,452.16 is: 51,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,666.78 : 93,379.44 = 37,452.16 : x
  2. Step 2: Convert to fraction form
    67,666.78/93,379.44 = 37,452.16/x
  3. Step 3: Cross multiply
    67,666.78x = 93,379.44 × 37,452.16
  4. Step 4: Simplify right side
    67,666.78x = 3,497,261,727.59
  5. Step 5: Solve for x
    x = 3,497,261,727.59/67,666.78
  6. Step 6: Final answer
    x = 51,683.58

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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.