Home / 155,814.84-233,537.72-71,503.94

Finding the Fourth Proportional to 155,814.84, 233,537.72 and 71,503.94

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Solution

The fourth proportional to 155,814.84, 233,537.72 and 71,503.94 is: 107,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,814.84 : 233,537.72 = 71,503.94 : x
  2. Step 2: Convert to fraction form
    155,814.84/233,537.72 = 71,503.94/x
  3. Step 3: Cross multiply
    155,814.84x = 233,537.72 × 71,503.94
  4. Step 4: Simplify right side
    155,814.84x = 16,698,865,950.93
  5. Step 5: Solve for x
    x = 16,698,865,950.93/155,814.84
  6. Step 6: Final answer
    x = 107,171.22

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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.