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Finding the Fourth Proportional to 58,803.96, 81,149.26 and 31,946.52

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Solution

The fourth proportional to 58,803.96, 81,149.26 and 31,946.52 is: 44,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,803.96 : 81,149.26 = 31,946.52 : x
  2. Step 2: Convert to fraction form
    58,803.96/81,149.26 = 31,946.52/x
  3. Step 3: Cross multiply
    58,803.96x = 81,149.26 × 31,946.52
  4. Step 4: Simplify right side
    58,803.96x = 2,592,436,457.58
  5. Step 5: Solve for x
    x = 2,592,436,457.58/58,803.96
  6. Step 6: Final answer
    x = 44,086.09

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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.