Home / 94,872.48-130,937.76-56,633.64

Finding the Fourth Proportional to 94,872.48, 130,937.76 and 56,633.64

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Solution

The fourth proportional to 94,872.48, 130,937.76 and 56,633.64 is: 78,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,872.48 : 130,937.76 = 56,633.64 : x
  2. Step 2: Convert to fraction form
    94,872.48/130,937.76 = 56,633.64/x
  3. Step 3: Cross multiply
    94,872.48x = 130,937.76 × 56,633.64
  4. Step 4: Simplify right side
    94,872.48x = 7,415,481,962.25
  5. Step 5: Solve for x
    x = 7,415,481,962.25/94,872.48
  6. Step 6: Final answer
    x = 78,162.62

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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.