Home / 140,820.54-211,673.70-122,330.84

Finding the Fourth Proportional to 140,820.54, 211,673.70 and 122,330.84

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Solution

The fourth proportional to 140,820.54, 211,673.70 and 122,330.84 is: 183,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,820.54 : 211,673.70 = 122,330.84 : x
  2. Step 2: Convert to fraction form
    140,820.54/211,673.70 = 122,330.84/x
  3. Step 3: Cross multiply
    140,820.54x = 211,673.70 × 122,330.84
  4. Step 4: Simplify right side
    140,820.54x = 25,894,221,526.91
  5. Step 5: Solve for x
    x = 25,894,221,526.91/140,820.54
  6. Step 6: Final answer
    x = 183,881.00

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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.