Home / 84,655.12-116,822.28-46,928.56

Finding the Fourth Proportional to 84,655.12, 116,822.28 and 46,928.56

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Solution

The fourth proportional to 84,655.12, 116,822.28 and 46,928.56 is: 64,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,655.12 : 116,822.28 = 46,928.56 : x
  2. Step 2: Convert to fraction form
    84,655.12/116,822.28 = 46,928.56/x
  3. Step 3: Cross multiply
    84,655.12x = 116,822.28 × 46,928.56
  4. Step 4: Simplify right side
    84,655.12x = 5,482,301,376.32
  5. Step 5: Solve for x
    x = 5,482,301,376.32/84,655.12
  6. Step 6: Final answer
    x = 64,760.42

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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.