Home / 66,444.09-91,715.06-39,595.02

Finding the Fourth Proportional to 66,444.09, 91,715.06 and 39,595.02

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Solution

The fourth proportional to 66,444.09, 91,715.06 and 39,595.02 is: 54,654.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,444.09 : 91,715.06 = 39,595.02 : x
  2. Step 2: Convert to fraction form
    66,444.09/91,715.06 = 39,595.02/x
  3. Step 3: Cross multiply
    66,444.09x = 91,715.06 × 39,595.02
  4. Step 4: Simplify right side
    66,444.09x = 3,631,459,733.99
  5. Step 5: Solve for x
    x = 3,631,459,733.99/66,444.09
  6. Step 6: Final answer
    x = 54,654.37

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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.