Home / 84,939.38-117,216.41-46,699.58

Finding the Fourth Proportional to 84,939.38, 117,216.41 and 46,699.58

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Solution

The fourth proportional to 84,939.38, 117,216.41 and 46,699.58 is: 64,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,939.38 : 117,216.41 = 46,699.58 : x
  2. Step 2: Convert to fraction form
    84,939.38/117,216.41 = 46,699.58/x
  3. Step 3: Cross multiply
    84,939.38x = 117,216.41 × 46,699.58
  4. Step 4: Simplify right side
    84,939.38x = 5,473,956,646.77
  5. Step 5: Solve for x
    x = 5,473,956,646.77/84,939.38
  6. Step 6: Final answer
    x = 64,445.45

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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.