Home / 51,465.72-77,186.93-26,139.56

Finding the Fourth Proportional to 51,465.72, 77,186.93 and 26,139.56

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Solution

The fourth proportional to 51,465.72, 77,186.93 and 26,139.56 is: 39,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,465.72 : 77,186.93 = 26,139.56 : x
  2. Step 2: Convert to fraction form
    51,465.72/77,186.93 = 26,139.56/x
  3. Step 3: Cross multiply
    51,465.72x = 77,186.93 × 26,139.56
  4. Step 4: Simplify right side
    51,465.72x = 2,017,631,871.32
  5. Step 5: Solve for x
    x = 2,017,631,871.32/51,465.72
  6. Step 6: Final answer
    x = 39,203.41

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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.