Home / 84,464.12-116,465.10-63,175.16

Finding the Fourth Proportional to 84,464.12, 116,465.10 and 63,175.16

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Solution

The fourth proportional to 84,464.12, 116,465.10 and 63,175.16 is: 87,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,464.12 : 116,465.10 = 63,175.16 : x
  2. Step 2: Convert to fraction form
    84,464.12/116,465.10 = 63,175.16/x
  3. Step 3: Cross multiply
    84,464.12x = 116,465.10 × 63,175.16
  4. Step 4: Simplify right side
    84,464.12x = 7,357,701,326.92
  5. Step 5: Solve for x
    x = 7,357,701,326.92/84,464.12
  6. Step 6: Final answer
    x = 87,110.38

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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.