Home / 61,828.21-85,322.94-34,970.15

Finding the Fourth Proportional to 61,828.21, 85,322.94 and 34,970.15

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Solution

The fourth proportional to 61,828.21, 85,322.94 and 34,970.15 is: 48,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,828.21 : 85,322.94 = 34,970.15 : x
  2. Step 2: Convert to fraction form
    61,828.21/85,322.94 = 34,970.15/x
  3. Step 3: Cross multiply
    61,828.21x = 85,322.94 × 34,970.15
  4. Step 4: Simplify right side
    61,828.21x = 2,983,756,010.24
  5. Step 5: Solve for x
    x = 2,983,756,010.24/61,828.21
  6. Step 6: Final answer
    x = 48,258.81

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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.