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Finding the Fourth Proportional to 58,970.70, 81,380.09 and 32,113.33

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Solution

The fourth proportional to 58,970.70, 81,380.09 and 32,113.33 is: 44,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,970.70 : 81,380.09 = 32,113.33 : x
  2. Step 2: Convert to fraction form
    58,970.70/81,380.09 = 32,113.33/x
  3. Step 3: Cross multiply
    58,970.70x = 81,380.09 × 32,113.33
  4. Step 4: Simplify right side
    58,970.70x = 2,613,385,562.43
  5. Step 5: Solve for x
    x = 2,613,385,562.43/58,970.70
  6. Step 6: Final answer
    x = 44,316.68

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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.