Home / 81,962.01-113,118.35-46,159.02

Finding the Fourth Proportional to 81,962.01, 113,118.35 and 46,159.02

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Solution

The fourth proportional to 81,962.01, 113,118.35 and 46,159.02 is: 63,705.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,962.01 : 113,118.35 = 46,159.02 : x
  2. Step 2: Convert to fraction form
    81,962.01/113,118.35 = 46,159.02/x
  3. Step 3: Cross multiply
    81,962.01x = 113,118.35 × 46,159.02
  4. Step 4: Simplify right side
    81,962.01x = 5,221,431,949.22
  5. Step 5: Solve for x
    x = 5,221,431,949.22/81,962.01
  6. Step 6: Final answer
    x = 63,705.51

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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.