Home / 61,971.60-85,521.06-33,677.28

Finding the Fourth Proportional to 61,971.60, 85,521.06 and 33,677.28

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Solution

The fourth proportional to 61,971.60, 85,521.06 and 33,677.28 is: 46,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,971.60 : 85,521.06 = 33,677.28 : x
  2. Step 2: Convert to fraction form
    61,971.60/85,521.06 = 33,677.28/x
  3. Step 3: Cross multiply
    61,971.60x = 85,521.06 × 33,677.28
  4. Step 4: Simplify right side
    61,971.60x = 2,880,116,683.52
  5. Step 5: Solve for x
    x = 2,880,116,683.52/61,971.60
  6. Step 6: Final answer
    x = 46,474.78

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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.