Home / 169,931.12-254,747.64-64,680.08

Finding the Fourth Proportional to 169,931.12, 254,747.64 and 64,680.08

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Solution

The fourth proportional to 169,931.12, 254,747.64 and 64,680.08 is: 96,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,931.12 : 254,747.64 = 64,680.08 : x
  2. Step 2: Convert to fraction form
    169,931.12/254,747.64 = 64,680.08/x
  3. Step 3: Cross multiply
    169,931.12x = 254,747.64 × 64,680.08
  4. Step 4: Simplify right side
    169,931.12x = 16,477,097,735.01
  5. Step 5: Solve for x
    x = 16,477,097,735.01/169,931.12
  6. Step 6: Final answer
    x = 96,963.39

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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.