Home / 96,784.86-133,539.74-56,475.62

Finding the Fourth Proportional to 96,784.86, 133,539.74 and 56,475.62

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Solution

The fourth proportional to 96,784.86, 133,539.74 and 56,475.62 is: 77,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,784.86 : 133,539.74 = 56,475.62 : x
  2. Step 2: Convert to fraction form
    96,784.86/133,539.74 = 56,475.62/x
  3. Step 3: Cross multiply
    96,784.86x = 133,539.74 × 56,475.62
  4. Step 4: Simplify right side
    96,784.86x = 7,541,738,661.06
  5. Step 5: Solve for x
    x = 7,541,738,661.06/96,784.86
  6. Step 6: Final answer
    x = 77,922.71

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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.