Home / 122,307.89-183,438.63-38,069.10

Finding the Fourth Proportional to 122,307.89, 183,438.63 and 38,069.10

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Solution

The fourth proportional to 122,307.89, 183,438.63 and 38,069.10 is: 57,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,307.89 : 183,438.63 = 38,069.10 : x
  2. Step 2: Convert to fraction form
    122,307.89/183,438.63 = 38,069.10/x
  3. Step 3: Cross multiply
    122,307.89x = 183,438.63 × 38,069.10
  4. Step 4: Simplify right side
    122,307.89x = 6,983,343,549.33
  5. Step 5: Solve for x
    x = 6,983,343,549.33/122,307.89
  6. Step 6: Final answer
    x = 57,096.43

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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.