Home / 131,482.40-197,234.52-56,604.36

Finding the Fourth Proportional to 131,482.40, 197,234.52 and 56,604.36

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Solution

The fourth proportional to 131,482.40, 197,234.52 and 56,604.36 is: 84,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,482.40 : 197,234.52 = 56,604.36 : x
  2. Step 2: Convert to fraction form
    131,482.40/197,234.52 = 56,604.36/x
  3. Step 3: Cross multiply
    131,482.40x = 197,234.52 × 56,604.36
  4. Step 4: Simplify right side
    131,482.40x = 11,164,333,774.51
  5. Step 5: Solve for x
    x = 11,164,333,774.51/131,482.40
  6. Step 6: Final answer
    x = 84,911.24

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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.