Home / 131,000.48-196,638.14-116,102.91

Finding the Fourth Proportional to 131,000.48, 196,638.14 and 116,102.91

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Solution

The fourth proportional to 131,000.48, 196,638.14 and 116,102.91 is: 174,276.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,000.48 : 196,638.14 = 116,102.91 : x
  2. Step 2: Convert to fraction form
    131,000.48/196,638.14 = 116,102.91/x
  3. Step 3: Cross multiply
    131,000.48x = 196,638.14 × 116,102.91
  4. Step 4: Simplify right side
    131,000.48x = 22,830,259,690.47
  5. Step 5: Solve for x
    x = 22,830,259,690.47/131,000.48
  6. Step 6: Final answer
    x = 174,276.16

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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.