Home / 133,610.40-200,417.28-40,110.72

Finding the Fourth Proportional to 133,610.40, 200,417.28 and 40,110.72

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Solution

The fourth proportional to 133,610.40, 200,417.28 and 40,110.72 is: 60,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,610.40 : 200,417.28 = 40,110.72 : x
  2. Step 2: Convert to fraction form
    133,610.40/200,417.28 = 40,110.72/x
  3. Step 3: Cross multiply
    133,610.40x = 200,417.28 × 40,110.72
  4. Step 4: Simplify right side
    133,610.40x = 8,038,881,401.24
  5. Step 5: Solve for x
    x = 8,038,881,401.24/133,610.40
  6. Step 6: Final answer
    x = 60,166.58

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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.