Home / 51,444.48-77,147.10-18,158.34

Finding the Fourth Proportional to 51,444.48, 77,147.10 and 18,158.34

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Solution

The fourth proportional to 51,444.48, 77,147.10 and 18,158.34 is: 27,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,444.48 : 77,147.10 = 18,158.34 : x
  2. Step 2: Convert to fraction form
    51,444.48/77,147.10 = 18,158.34/x
  3. Step 3: Cross multiply
    51,444.48x = 77,147.10 × 18,158.34
  4. Step 4: Simplify right side
    51,444.48x = 1,400,863,271.81
  5. Step 5: Solve for x
    x = 1,400,863,271.81/51,444.48
  6. Step 6: Final answer
    x = 27,230.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.