Home / 66,364.14-91,699.02-53,045.22

Finding the Fourth Proportional to 66,364.14, 91,699.02 and 53,045.22

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Solution

The fourth proportional to 66,364.14, 91,699.02 and 53,045.22 is: 73,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,364.14 : 91,699.02 = 53,045.22 : x
  2. Step 2: Convert to fraction form
    66,364.14/91,699.02 = 53,045.22/x
  3. Step 3: Cross multiply
    66,364.14x = 91,699.02 × 53,045.22
  4. Step 4: Simplify right side
    66,364.14x = 4,864,194,689.68
  5. Step 5: Solve for x
    x = 4,864,194,689.68/66,364.14
  6. Step 6: Final answer
    x = 73,295.53

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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.