Home / 66,897.49-92,319.43-36,682.74

Finding the Fourth Proportional to 66,897.49, 92,319.43 and 36,682.74

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Solution

The fourth proportional to 66,897.49, 92,319.43 and 36,682.74 is: 50,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,897.49 : 92,319.43 = 36,682.74 : x
  2. Step 2: Convert to fraction form
    66,897.49/92,319.43 = 36,682.74/x
  3. Step 3: Cross multiply
    66,897.49x = 92,319.43 × 36,682.74
  4. Step 4: Simplify right side
    66,897.49x = 3,386,529,647.64
  5. Step 5: Solve for x
    x = 3,386,529,647.64/66,897.49
  6. Step 6: Final answer
    x = 50,622.67

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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.