Home / 61,795.29-85,232.21-40,566.81

Finding the Fourth Proportional to 61,795.29, 85,232.21 and 40,566.81

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Solution

The fourth proportional to 61,795.29, 85,232.21 and 40,566.81 is: 55,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,795.29 : 85,232.21 = 40,566.81 : x
  2. Step 2: Convert to fraction form
    61,795.29/85,232.21 = 40,566.81/x
  3. Step 3: Cross multiply
    61,795.29x = 85,232.21 × 40,566.81
  4. Step 4: Simplify right side
    61,795.29x = 3,457,598,666.12
  5. Step 5: Solve for x
    x = 3,457,598,666.12/61,795.29
  6. Step 6: Final answer
    x = 55,952.46

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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.