Home / 169,811.80-234,267.60-106,038.88

Finding the Fourth Proportional to 169,811.80, 234,267.60 and 106,038.88

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Solution

The fourth proportional to 169,811.80, 234,267.60 and 106,038.88 is: 146,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,811.80 : 234,267.60 = 106,038.88 : x
  2. Step 2: Convert to fraction form
    169,811.80/234,267.60 = 106,038.88/x
  3. Step 3: Cross multiply
    169,811.80x = 234,267.60 × 106,038.88
  4. Step 4: Simplify right side
    169,811.80x = 24,841,473,924.29
  5. Step 5: Solve for x
    x = 24,841,473,924.29/169,811.80
  6. Step 6: Final answer
    x = 146,288.27

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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.