Home / 81,947.16-113,080.14-46,130.58

Finding the Fourth Proportional to 81,947.16, 113,080.14 and 46,130.58

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Solution

The fourth proportional to 81,947.16, 113,080.14 and 46,130.58 is: 63,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,947.16 : 113,080.14 = 46,130.58 : x
  2. Step 2: Convert to fraction form
    81,947.16/113,080.14 = 46,130.58/x
  3. Step 3: Cross multiply
    81,947.16x = 113,080.14 × 46,130.58
  4. Step 4: Simplify right side
    81,947.16x = 5,216,452,444.68
  5. Step 5: Solve for x
    x = 5,216,452,444.68/81,947.16
  6. Step 6: Final answer
    x = 63,656.29

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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.