Home / 131,000.90-196,501.35-117,004.10

Finding the Fourth Proportional to 131,000.90, 196,501.35 and 117,004.10

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Solution

The fourth proportional to 131,000.90, 196,501.35 and 117,004.10 is: 175,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,000.90 : 196,501.35 = 117,004.10 : x
  2. Step 2: Convert to fraction form
    131,000.90/196,501.35 = 117,004.10/x
  3. Step 3: Cross multiply
    131,000.90x = 196,501.35 × 117,004.10
  4. Step 4: Simplify right side
    131,000.90x = 22,991,463,605.54
  5. Step 5: Solve for x
    x = 22,991,463,605.54/131,000.90
  6. Step 6: Final answer
    x = 175,506.15

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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.