Home / 131,026.84-196,573.38-56,109.40

Finding the Fourth Proportional to 131,026.84, 196,573.38 and 56,109.40

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Solution

The fourth proportional to 131,026.84, 196,573.38 and 56,109.40 is: 84,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,026.84 : 196,573.38 = 56,109.40 : x
  2. Step 2: Convert to fraction form
    131,026.84/196,573.38 = 56,109.40/x
  3. Step 3: Cross multiply
    131,026.84x = 196,573.38 × 56,109.40
  4. Step 4: Simplify right side
    131,026.84x = 11,029,614,407.77
  5. Step 5: Solve for x
    x = 11,029,614,407.77/131,026.84
  6. Step 6: Final answer
    x = 84,178.28

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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.