Home / 96,919.04-133,728.66-56,625.02

Finding the Fourth Proportional to 96,919.04, 133,728.66 and 56,625.02

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Solution

The fourth proportional to 96,919.04, 133,728.66 and 56,625.02 is: 78,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,919.04 : 133,728.66 = 56,625.02 : x
  2. Step 2: Convert to fraction form
    96,919.04/133,728.66 = 56,625.02/x
  3. Step 3: Cross multiply
    96,919.04x = 133,728.66 × 56,625.02
  4. Step 4: Simplify right side
    96,919.04x = 7,572,388,047.07
  5. Step 5: Solve for x
    x = 7,572,388,047.07/96,919.04
  6. Step 6: Final answer
    x = 78,131.07

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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.