Home / 131,460.48-197,193.60-42,714

Finding the Fourth Proportional to 131,460.48, 197,193.60 and 42,714

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Solution

The fourth proportional to 131,460.48, 197,193.60 and 42,714 is: 64,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,460.48 : 197,193.60 = 42,714 : x
  2. Step 2: Convert to fraction form
    131,460.48/197,193.60 = 42,714/x
  3. Step 3: Cross multiply
    131,460.48x = 197,193.60 × 42,714
  4. Step 4: Simplify right side
    131,460.48x = 8,422,927,430.40
  5. Step 5: Solve for x
    x = 8,422,927,430.40/131,460.48
  6. Step 6: Final answer
    x = 64,071.94

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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.