Home / 131,605.60-197,422.23-42,866.02

Finding the Fourth Proportional to 131,605.60, 197,422.23 and 42,866.02

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Solution

The fourth proportional to 131,605.60, 197,422.23 and 42,866.02 is: 64,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,605.60 : 197,422.23 = 42,866.02 : x
  2. Step 2: Convert to fraction form
    131,605.60/197,422.23 = 42,866.02/x
  3. Step 3: Cross multiply
    131,605.60x = 197,422.23 × 42,866.02
  4. Step 4: Simplify right side
    131,605.60x = 8,462,705,259.62
  5. Step 5: Solve for x
    x = 8,462,705,259.62/131,605.60
  6. Step 6: Final answer
    x = 64,303.53

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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.