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Finding the Fourth Proportional to 76,460.52, 105,566.94 and 58,523.52

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Solution

The fourth proportional to 76,460.52, 105,566.94 and 58,523.52 is: 80,801.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,460.52 : 105,566.94 = 58,523.52 : x
  2. Step 2: Convert to fraction form
    76,460.52/105,566.94 = 58,523.52/x
  3. Step 3: Cross multiply
    76,460.52x = 105,566.94 × 58,523.52
  4. Step 4: Simplify right side
    76,460.52x = 6,178,148,924.43
  5. Step 5: Solve for x
    x = 6,178,148,924.43/76,460.52
  6. Step 6: Final answer
    x = 80,801.82

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1.5x scale

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.