Home / 56,101.84-84,082.59-28,029.75

Finding the Fourth Proportional to 56,101.84, 84,082.59 and 28,029.75

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Solution

The fourth proportional to 56,101.84, 84,082.59 and 28,029.75 is: 42,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,101.84 : 84,082.59 = 28,029.75 : x
  2. Step 2: Convert to fraction form
    56,101.84/84,082.59 = 28,029.75/x
  3. Step 3: Cross multiply
    56,101.84x = 84,082.59 × 28,029.75
  4. Step 4: Simplify right side
    56,101.84x = 2,356,814,134.71
  5. Step 5: Solve for x
    x = 2,356,814,134.71/56,101.84
  6. Step 6: Final answer
    x = 42,009.57

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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.