Home / 76,865.85-106,058.75-46,667.07

Finding the Fourth Proportional to 76,865.85, 106,058.75 and 46,667.07

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Solution

The fourth proportional to 76,865.85, 106,058.75 and 46,667.07 is: 64,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,865.85 : 106,058.75 = 46,667.07 : x
  2. Step 2: Convert to fraction form
    76,865.85/106,058.75 = 46,667.07/x
  3. Step 3: Cross multiply
    76,865.85x = 106,058.75 × 46,667.07
  4. Step 4: Simplify right side
    76,865.85x = 4,949,450,877.03
  5. Step 5: Solve for x
    x = 4,949,450,877.03/76,865.85
  6. Step 6: Final answer
    x = 64,390.76

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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.