Home / 173,788.83-239,848.74-105,845.67

Finding the Fourth Proportional to 173,788.83, 239,848.74 and 105,845.67

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Solution

The fourth proportional to 173,788.83, 239,848.74 and 105,845.67 is: 146,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,788.83 : 239,848.74 = 105,845.67 : x
  2. Step 2: Convert to fraction form
    173,788.83/239,848.74 = 105,845.67/x
  3. Step 3: Cross multiply
    173,788.83x = 239,848.74 × 105,845.67
  4. Step 4: Simplify right side
    173,788.83x = 25,386,950,583.96
  5. Step 5: Solve for x
    x = 25,386,950,583.96/173,788.83
  6. Step 6: Final answer
    x = 146,079.30

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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.