Home / 122,559.33-183,839.13-38,319.93

Finding the Fourth Proportional to 122,559.33, 183,839.13 and 38,319.93

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Solution

The fourth proportional to 122,559.33, 183,839.13 and 38,319.93 is: 57,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,559.33 : 183,839.13 = 38,319.93 : x
  2. Step 2: Convert to fraction form
    122,559.33/183,839.13 = 38,319.93/x
  3. Step 3: Cross multiply
    122,559.33x = 183,839.13 × 38,319.93
  4. Step 4: Simplify right side
    122,559.33x = 7,044,702,592.86
  5. Step 5: Solve for x
    x = 7,044,702,592.86/122,559.33
  6. Step 6: Final answer
    x = 57,479.94

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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.