Home / 122,511.12-183,897.90-96,398.34

Finding the Fourth Proportional to 122,511.12, 183,897.90 and 96,398.34

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Solution

The fourth proportional to 122,511.12, 183,897.90 and 96,398.34 is: 144,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,511.12 : 183,897.90 = 96,398.34 : x
  2. Step 2: Convert to fraction form
    122,511.12/183,897.90 = 96,398.34/x
  3. Step 3: Cross multiply
    122,511.12x = 183,897.90 × 96,398.34
  4. Step 4: Simplify right side
    122,511.12x = 17,727,452,289.49
  5. Step 5: Solve for x
    x = 17,727,452,289.49/122,511.12
  6. Step 6: Final answer
    x = 144,700.76

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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.