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Finding the Fourth Proportional to 58,858.54, 81,224.18 and 43,818.46

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Solution

The fourth proportional to 58,858.54, 81,224.18 and 43,818.46 is: 60,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,858.54 : 81,224.18 = 43,818.46 : x
  2. Step 2: Convert to fraction form
    58,858.54/81,224.18 = 43,818.46/x
  3. Step 3: Cross multiply
    58,858.54x = 81,224.18 × 43,818.46
  4. Step 4: Simplify right side
    58,858.54x = 3,559,118,482.36
  5. Step 5: Solve for x
    x = 3,559,118,482.36/58,858.54
  6. Step 6: Final answer
    x = 60,469.02

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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.