Home / 131,014.40-196,522.52-56,071.40

Finding the Fourth Proportional to 131,014.40, 196,522.52 and 56,071.40

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Solution

The fourth proportional to 131,014.40, 196,522.52 and 56,071.40 is: 84,107.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,014.40 : 196,522.52 = 56,071.40 : x
  2. Step 2: Convert to fraction form
    131,014.40/196,522.52 = 56,071.40/x
  3. Step 3: Cross multiply
    131,014.40x = 196,522.52 × 56,071.40
  4. Step 4: Simplify right side
    131,014.40x = 11,019,292,827.93
  5. Step 5: Solve for x
    x = 11,019,292,827.93/131,014.40
  6. Step 6: Final answer
    x = 84,107.49

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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.