Home / 66,776.48-92,148.05-36,556.02

Finding the Fourth Proportional to 66,776.48, 92,148.05 and 36,556.02

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Solution

The fourth proportional to 66,776.48, 92,148.05 and 36,556.02 is: 50,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,776.48 : 92,148.05 = 36,556.02 : x
  2. Step 2: Convert to fraction form
    66,776.48/92,148.05 = 36,556.02/x
  3. Step 3: Cross multiply
    66,776.48x = 92,148.05 × 36,556.02
  4. Step 4: Simplify right side
    66,776.48x = 3,368,565,775.98
  5. Step 5: Solve for x
    x = 3,368,565,775.98/66,776.48
  6. Step 6: Final answer
    x = 50,445.40

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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.