Home / 51,607.12-71,145.84-34,614.40

Finding the Fourth Proportional to 51,607.12, 71,145.84 and 34,614.40

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Solution

The fourth proportional to 51,607.12, 71,145.84 and 34,614.40 is: 47,719.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,607.12 : 71,145.84 = 34,614.40 : x
  2. Step 2: Convert to fraction form
    51,607.12/71,145.84 = 34,614.40/x
  3. Step 3: Cross multiply
    51,607.12x = 71,145.84 × 34,614.40
  4. Step 4: Simplify right side
    51,607.12x = 2,462,670,564.10
  5. Step 5: Solve for x
    x = 2,462,670,564.10/51,607.12
  6. Step 6: Final answer
    x = 47,719.59

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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.