Home / 166,145.52-248,963.04-112,768.08

Finding the Fourth Proportional to 166,145.52, 248,963.04 and 112,768.08

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Solution

The fourth proportional to 166,145.52, 248,963.04 and 112,768.08 is: 168,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,145.52 : 248,963.04 = 112,768.08 : x
  2. Step 2: Convert to fraction form
    166,145.52/248,963.04 = 112,768.08/x
  3. Step 3: Cross multiply
    166,145.52x = 248,963.04 × 112,768.08
  4. Step 4: Simplify right side
    166,145.52x = 28,075,084,011.76
  5. Step 5: Solve for x
    x = 28,075,084,011.76/166,145.52
  6. Step 6: Final answer
    x = 168,978.88

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1.5x scale

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.