Home / 80,446.34-111,032.12-46,460.36

Finding the Fourth Proportional to 80,446.34, 111,032.12 and 46,460.36

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Solution

The fourth proportional to 80,446.34, 111,032.12 and 46,460.36 is: 64,124.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,446.34 : 111,032.12 = 46,460.36 : x
  2. Step 2: Convert to fraction form
    80,446.34/111,032.12 = 46,460.36/x
  3. Step 3: Cross multiply
    80,446.34x = 111,032.12 × 46,460.36
  4. Step 4: Simplify right side
    80,446.34x = 5,158,592,660.49
  5. Step 5: Solve for x
    x = 5,158,592,660.49/80,446.34
  6. Step 6: Final answer
    x = 64,124.64

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1.5x scale

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.