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Finding the Fourth Proportional to 58,373.22, 80,557.02 and 34,520.34

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Solution

The fourth proportional to 58,373.22, 80,557.02 and 34,520.34 is: 47,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,373.22 : 80,557.02 = 34,520.34 : x
  2. Step 2: Convert to fraction form
    58,373.22/80,557.02 = 34,520.34/x
  3. Step 3: Cross multiply
    58,373.22x = 80,557.02 × 34,520.34
  4. Step 4: Simplify right side
    58,373.22x = 2,780,855,719.79
  5. Step 5: Solve for x
    x = 2,780,855,719.79/58,373.22
  6. Step 6: Final answer
    x = 47,639.24

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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.