Home / 257,154.03-354,795.80-166,366.19

Finding the Fourth Proportional to 257,154.03, 354,795.80 and 166,366.19

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Solution

The fourth proportional to 257,154.03, 354,795.80 and 166,366.19 is: 229,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,154.03 : 354,795.80 = 166,366.19 : x
  2. Step 2: Convert to fraction form
    257,154.03/354,795.80 = 166,366.19/x
  3. Step 3: Cross multiply
    257,154.03x = 354,795.80 × 166,366.19
  4. Step 4: Simplify right side
    257,154.03x = 59,026,022,868.19
  5. Step 5: Solve for x
    x = 59,026,022,868.19/257,154.03
  6. Step 6: Final answer
    x = 229,535.67

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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.