Home / 153,105.12-229,664.16-93,903.84

Finding the Fourth Proportional to 153,105.12, 229,664.16 and 93,903.84

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Solution

The fourth proportional to 153,105.12, 229,664.16 and 93,903.84 is: 140,859.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,105.12 : 229,664.16 = 93,903.84 : x
  2. Step 2: Convert to fraction form
    153,105.12/229,664.16 = 93,903.84/x
  3. Step 3: Cross multiply
    153,105.12x = 229,664.16 × 93,903.84
  4. Step 4: Simplify right side
    153,105.12x = 21,566,346,534.37
  5. Step 5: Solve for x
    x = 21,566,346,534.37/153,105.12
  6. Step 6: Final answer
    x = 140,859.73

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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.