Home / 202,848.96-304,196.16-81,232.32

Finding the Fourth Proportional to 202,848.96, 304,196.16 and 81,232.32

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Solution

The fourth proportional to 202,848.96, 304,196.16 and 81,232.32 is: 121,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,848.96 : 304,196.16 = 81,232.32 : x
  2. Step 2: Convert to fraction form
    202,848.96/304,196.16 = 81,232.32/x
  3. Step 3: Cross multiply
    202,848.96x = 304,196.16 × 81,232.32
  4. Step 4: Simplify right side
    202,848.96x = 24,710,559,811.89
  5. Step 5: Solve for x
    x = 24,710,559,811.89/202,848.96
  6. Step 6: Final answer
    x = 121,817.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.