Home / 66,524.81-91,804.25-45,341.09

Finding the Fourth Proportional to 66,524.81, 91,804.25 and 45,341.09

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Solution

The fourth proportional to 66,524.81, 91,804.25 and 45,341.09 is: 62,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,524.81 : 91,804.25 = 45,341.09 : x
  2. Step 2: Convert to fraction form
    66,524.81/91,804.25 = 45,341.09/x
  3. Step 3: Cross multiply
    66,524.81x = 91,804.25 × 45,341.09
  4. Step 4: Simplify right side
    66,524.81x = 4,162,504,075.91
  5. Step 5: Solve for x
    x = 4,162,504,075.91/66,524.81
  6. Step 6: Final answer
    x = 62,570.70

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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.