Home / 155,912.04-233,955.74-84,839.84

Finding the Fourth Proportional to 155,912.04, 233,955.74 and 84,839.84

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Solution

The fourth proportional to 155,912.04, 233,955.74 and 84,839.84 is: 127,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,912.04 : 233,955.74 = 84,839.84 : x
  2. Step 2: Convert to fraction form
    155,912.04/233,955.74 = 84,839.84/x
  3. Step 3: Cross multiply
    155,912.04x = 233,955.74 × 84,839.84
  4. Step 4: Simplify right side
    155,912.04x = 19,848,767,468.34
  5. Step 5: Solve for x
    x = 19,848,767,468.34/155,912.04
  6. Step 6: Final answer
    x = 127,307.47

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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.