Home / 122,308.89-183,440.13-38,070.10

Finding the Fourth Proportional to 122,308.89, 183,440.13 and 38,070.10

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Solution

The fourth proportional to 122,308.89, 183,440.13 and 38,070.10 is: 57,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,308.89 : 183,440.13 = 38,070.10 : x
  2. Step 2: Convert to fraction form
    122,308.89/183,440.13 = 38,070.10/x
  3. Step 3: Cross multiply
    122,308.89x = 183,440.13 × 38,070.10
  4. Step 4: Simplify right side
    122,308.89x = 6,983,584,093.11
  5. Step 5: Solve for x
    x = 6,983,584,093.11/122,308.89
  6. Step 6: Final answer
    x = 57,097.93

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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.