Home / 96,410.64-133,045.36-53,969.20

Finding the Fourth Proportional to 96,410.64, 133,045.36 and 53,969.20

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Solution

The fourth proportional to 96,410.64, 133,045.36 and 53,969.20 is: 74,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,410.64 : 133,045.36 = 53,969.20 : x
  2. Step 2: Convert to fraction form
    96,410.64/133,045.36 = 53,969.20/x
  3. Step 3: Cross multiply
    96,410.64x = 133,045.36 × 53,969.20
  4. Step 4: Simplify right side
    96,410.64x = 7,180,351,642.91
  5. Step 5: Solve for x
    x = 7,180,351,642.91/96,410.64
  6. Step 6: Final answer
    x = 74,476.76

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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.