Home / 155,458.13-233,297.96-66,737.03

Finding the Fourth Proportional to 155,458.13, 233,297.96 and 66,737.03

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Solution

The fourth proportional to 155,458.13, 233,297.96 and 66,737.03 is: 100,153.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,458.13 : 233,297.96 = 66,737.03 : x
  2. Step 2: Convert to fraction form
    155,458.13/233,297.96 = 66,737.03/x
  3. Step 3: Cross multiply
    155,458.13x = 233,297.96 × 66,737.03
  4. Step 4: Simplify right side
    155,458.13x = 15,569,611,455.28
  5. Step 5: Solve for x
    x = 15,569,611,455.28/155,458.13
  6. Step 6: Final answer
    x = 100,153.09

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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.