Home / 133,202.93-183,820.18-72,774.58

Finding the Fourth Proportional to 133,202.93, 183,820.18 and 72,774.58

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Solution

The fourth proportional to 133,202.93, 183,820.18 and 72,774.58 is: 100,429.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,202.93 : 183,820.18 = 72,774.58 : x
  2. Step 2: Convert to fraction form
    133,202.93/183,820.18 = 72,774.58/x
  3. Step 3: Cross multiply
    133,202.93x = 183,820.18 × 72,774.58
  4. Step 4: Simplify right side
    133,202.93x = 13,377,436,395.02
  5. Step 5: Solve for x
    x = 13,377,436,395.02/133,202.93
  6. Step 6: Final answer
    x = 100,429.00

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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.