Home / 122,584.42-183,888.56-47,710.65

Finding the Fourth Proportional to 122,584.42, 183,888.56 and 47,710.65

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Solution

The fourth proportional to 122,584.42, 183,888.56 and 47,710.65 is: 71,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,584.42 : 183,888.56 = 47,710.65 : x
  2. Step 2: Convert to fraction form
    122,584.42/183,888.56 = 47,710.65/x
  3. Step 3: Cross multiply
    122,584.42x = 183,888.56 × 47,710.65
  4. Step 4: Simplify right side
    122,584.42x = 8,773,442,725.16
  5. Step 5: Solve for x
    x = 8,773,442,725.16/122,584.42
  6. Step 6: Final answer
    x = 71,570.62

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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.