Home / 84,146.90-116,114.65-46,418.72

Finding the Fourth Proportional to 84,146.90, 116,114.65 and 46,418.72

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Solution

The fourth proportional to 84,146.90, 116,114.65 and 46,418.72 is: 64,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,146.90 : 116,114.65 = 46,418.72 : x
  2. Step 2: Convert to fraction form
    84,146.90/116,114.65 = 46,418.72/x
  3. Step 3: Cross multiply
    84,146.90x = 116,114.65 × 46,418.72
  4. Step 4: Simplify right side
    84,146.90x = 5,389,892,729.63
  5. Step 5: Solve for x
    x = 5,389,892,729.63/84,146.90
  6. Step 6: Final answer
    x = 64,053.38

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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.