Home / 75,925.21-104,898.83-64,713.19

Finding the Fourth Proportional to 75,925.21, 104,898.83 and 64,713.19

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Solution

The fourth proportional to 75,925.21, 104,898.83 and 64,713.19 is: 89,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,925.21 : 104,898.83 = 64,713.19 : x
  2. Step 2: Convert to fraction form
    75,925.21/104,898.83 = 64,713.19/x
  3. Step 3: Cross multiply
    75,925.21x = 104,898.83 × 64,713.19
  4. Step 4: Simplify right side
    75,925.21x = 6,788,337,916.57
  5. Step 5: Solve for x
    x = 6,788,337,916.57/75,925.21
  6. Step 6: Final answer
    x = 89,408.22

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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.