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Finding the Fourth Proportional to 84,695.01, 116,878.31 and 46,453.77

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Solution

The fourth proportional to 84,695.01, 116,878.31 and 46,453.77 is: 64,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,695.01 : 116,878.31 = 46,453.77 : x
  2. Step 2: Convert to fraction form
    84,695.01/116,878.31 = 46,453.77/x
  3. Step 3: Cross multiply
    84,695.01x = 116,878.31 × 46,453.77
  4. Step 4: Simplify right side
    84,695.01x = 5,429,438,130.73
  5. Step 5: Solve for x
    x = 5,429,438,130.73/84,695.01
  6. Step 6: Final answer
    x = 64,105.76

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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.