Home / 64,212.90-88,607.74-43,474.19

Finding the Fourth Proportional to 64,212.90, 88,607.74 and 43,474.19

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Solution

The fourth proportional to 64,212.90, 88,607.74 and 43,474.19 is: 59,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,212.90 : 88,607.74 = 43,474.19 : x
  2. Step 2: Convert to fraction form
    64,212.90/88,607.74 = 43,474.19/x
  3. Step 3: Cross multiply
    64,212.90x = 88,607.74 × 43,474.19
  4. Step 4: Simplify right side
    64,212.90x = 3,852,149,724.23
  5. Step 5: Solve for x
    x = 3,852,149,724.23/64,212.90
  6. Step 6: Final answer
    x = 59,990.28

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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.