Home / 96,955.16-133,753.20-56,670.62

Finding the Fourth Proportional to 96,955.16, 133,753.20 and 56,670.62

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Solution

The fourth proportional to 96,955.16, 133,753.20 and 56,670.62 is: 78,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,955.16 : 133,753.20 = 56,670.62 : x
  2. Step 2: Convert to fraction form
    96,955.16/133,753.20 = 56,670.62/x
  3. Step 3: Cross multiply
    96,955.16x = 133,753.20 × 56,670.62
  4. Step 4: Simplify right side
    96,955.16x = 7,579,876,102.22
  5. Step 5: Solve for x
    x = 7,579,876,102.22/96,955.16
  6. Step 6: Final answer
    x = 78,179.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.