Home / 66,715.08-92,035-41,212.27

Finding the Fourth Proportional to 66,715.08, 92,035 and 41,212.27

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Solution

The fourth proportional to 66,715.08, 92,035 and 41,212.27 is: 56,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,715.08 : 92,035 = 41,212.27 : x
  2. Step 2: Convert to fraction form
    66,715.08/92,035 = 41,212.27/x
  3. Step 3: Cross multiply
    66,715.08x = 92,035 × 41,212.27
  4. Step 4: Simplify right side
    66,715.08x = 3,792,971,269.45
  5. Step 5: Solve for x
    x = 3,792,971,269.45/66,715.08
  6. Step 6: Final answer
    x = 56,853.28

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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.