Home / 155,784.53-233,718.87-49,172.84

Finding the Fourth Proportional to 155,784.53, 233,718.87 and 49,172.84

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Solution

The fourth proportional to 155,784.53, 233,718.87 and 49,172.84 is: 73,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,784.53 : 233,718.87 = 49,172.84 : x
  2. Step 2: Convert to fraction form
    155,784.53/233,718.87 = 49,172.84/x
  3. Step 3: Cross multiply
    155,784.53x = 233,718.87 × 49,172.84
  4. Step 4: Simplify right side
    155,784.53x = 11,492,619,430.90
  5. Step 5: Solve for x
    x = 11,492,619,430.90/155,784.53
  6. Step 6: Final answer
    x = 73,772.54

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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.