Home / 131,038.88-196,441.96-51,058.32

Finding the Fourth Proportional to 131,038.88, 196,441.96 and 51,058.32

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Solution

The fourth proportional to 131,038.88, 196,441.96 and 51,058.32 is: 76,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,038.88 : 196,441.96 = 51,058.32 : x
  2. Step 2: Convert to fraction form
    131,038.88/196,441.96 = 51,058.32/x
  3. Step 3: Cross multiply
    131,038.88x = 196,441.96 × 51,058.32
  4. Step 4: Simplify right side
    131,038.88x = 10,029,996,455.11
  5. Step 5: Solve for x
    x = 10,029,996,455.11/131,038.88
  6. Step 6: Final answer
    x = 76,542.14

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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.