Home / 86,493.12-119,360.16-46,749.12

Finding the Fourth Proportional to 86,493.12, 119,360.16 and 46,749.12

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Solution

The fourth proportional to 86,493.12, 119,360.16 and 46,749.12 is: 64,513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,493.12 : 119,360.16 = 46,749.12 : x
  2. Step 2: Convert to fraction form
    86,493.12/119,360.16 = 46,749.12/x
  3. Step 3: Cross multiply
    86,493.12x = 119,360.16 × 46,749.12
  4. Step 4: Simplify right side
    86,493.12x = 5,579,982,443.06
  5. Step 5: Solve for x
    x = 5,579,982,443.06/86,493.12
  6. Step 6: Final answer
    x = 64,513.60

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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.