Home / 96,933.18-145,427.40-40,744.26

Finding the Fourth Proportional to 96,933.18, 145,427.40 and 40,744.26

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Solution

The fourth proportional to 96,933.18, 145,427.40 and 40,744.26 is: 61,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,933.18 : 145,427.40 = 40,744.26 : x
  2. Step 2: Convert to fraction form
    96,933.18/145,427.40 = 40,744.26/x
  3. Step 3: Cross multiply
    96,933.18x = 145,427.40 × 40,744.26
  4. Step 4: Simplify right side
    96,933.18x = 5,925,331,796.72
  5. Step 5: Solve for x
    x = 5,925,331,796.72/96,933.18
  6. Step 6: Final answer
    x = 61,128.00

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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.