Home / 105,848.05-146,070.12-58,101.79

Finding the Fourth Proportional to 105,848.05, 146,070.12 and 58,101.79

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Solution

The fourth proportional to 105,848.05, 146,070.12 and 58,101.79 is: 80,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,848.05 : 146,070.12 = 58,101.79 : x
  2. Step 2: Convert to fraction form
    105,848.05/146,070.12 = 58,101.79/x
  3. Step 3: Cross multiply
    105,848.05x = 146,070.12 × 58,101.79
  4. Step 4: Simplify right side
    105,848.05x = 8,486,935,437.51
  5. Step 5: Solve for x
    x = 8,486,935,437.51/105,848.05
  6. Step 6: Final answer
    x = 80,180.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.