Home / 84,142.20-116,117.52-46,416.44

Finding the Fourth Proportional to 84,142.20, 116,117.52 and 46,416.44

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Solution

The fourth proportional to 84,142.20, 116,117.52 and 46,416.44 is: 64,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,142.20 : 116,117.52 = 46,416.44 : x
  2. Step 2: Convert to fraction form
    84,142.20/116,117.52 = 46,416.44/x
  3. Step 3: Cross multiply
    84,142.20x = 116,117.52 × 46,416.44
  4. Step 4: Simplify right side
    84,142.20x = 5,389,761,900.03
  5. Step 5: Solve for x
    x = 5,389,761,900.03/84,142.20
  6. Step 6: Final answer
    x = 64,055.40

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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.