Home / 76,133.16-114,073.92-26,186.40

Finding the Fourth Proportional to 76,133.16, 114,073.92 and 26,186.40

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Solution

The fourth proportional to 76,133.16, 114,073.92 and 26,186.40 is: 39,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,133.16 : 114,073.92 = 26,186.40 : x
  2. Step 2: Convert to fraction form
    76,133.16/114,073.92 = 26,186.40/x
  3. Step 3: Cross multiply
    76,133.16x = 114,073.92 × 26,186.40
  4. Step 4: Simplify right side
    76,133.16x = 2,987,185,298.69
  5. Step 5: Solve for x
    x = 2,987,185,298.69/76,133.16
  6. Step 6: Final answer
    x = 39,236.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.