Home / 130,888.91-196,334.28-55,945.89

Finding the Fourth Proportional to 130,888.91, 196,334.28 and 55,945.89

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Solution

The fourth proportional to 130,888.91, 196,334.28 and 55,945.89 is: 83,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,888.91 : 196,334.28 = 55,945.89 : x
  2. Step 2: Convert to fraction form
    130,888.91/196,334.28 = 55,945.89/x
  3. Step 3: Cross multiply
    130,888.91x = 196,334.28 × 55,945.89
  4. Step 4: Simplify right side
    130,888.91x = 10,984,096,032.11
  5. Step 5: Solve for x
    x = 10,984,096,032.11/130,888.91
  6. Step 6: Final answer
    x = 83,919.22

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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.