Home / 164,852.11-247,319.75-76,168.32

Finding the Fourth Proportional to 164,852.11, 247,319.75 and 76,168.32

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Solution

The fourth proportional to 164,852.11, 247,319.75 and 76,168.32 is: 114,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,852.11 : 247,319.75 = 76,168.32 : x
  2. Step 2: Convert to fraction form
    164,852.11/247,319.75 = 76,168.32/x
  3. Step 3: Cross multiply
    164,852.11x = 247,319.75 × 76,168.32
  4. Step 4: Simplify right side
    164,852.11x = 18,837,928,242.88
  5. Step 5: Solve for x
    x = 18,837,928,242.88/164,852.11
  6. Step 6: Final answer
    x = 114,271.68

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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.