Home / 58,871.34-81,245.99-34,688.42

Finding the Fourth Proportional to 58,871.34, 81,245.99 and 34,688.42

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Solution

The fourth proportional to 58,871.34, 81,245.99 and 34,688.42 is: 47,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.34 : 81,245.99 = 34,688.42 : x
  2. Step 2: Convert to fraction form
    58,871.34/81,245.99 = 34,688.42/x
  3. Step 3: Cross multiply
    58,871.34x = 81,245.99 × 34,688.42
  4. Step 4: Simplify right side
    58,871.34x = 2,818,294,444.76
  5. Step 5: Solve for x
    x = 2,818,294,444.76/58,871.34
  6. Step 6: Final answer
    x = 47,872.10

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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.