Home / 238,769.45-358,030.94-70,267.90

Finding the Fourth Proportional to 238,769.45, 358,030.94 and 70,267.90

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Solution

The fourth proportional to 238,769.45, 358,030.94 and 70,267.90 is: 105,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,769.45 : 358,030.94 = 70,267.90 : x
  2. Step 2: Convert to fraction form
    238,769.45/358,030.94 = 70,267.90/x
  3. Step 3: Cross multiply
    238,769.45x = 358,030.94 × 70,267.90
  4. Step 4: Simplify right side
    238,769.45x = 25,158,081,713.72
  5. Step 5: Solve for x
    x = 25,158,081,713.72/238,769.45
  6. Step 6: Final answer
    x = 105,365.58

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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.