Home / 63,916.80-95,788.80-56,486.40

Finding the Fourth Proportional to 63,916.80, 95,788.80 and 56,486.40

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Solution

The fourth proportional to 63,916.80, 95,788.80 and 56,486.40 is: 84,653.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,916.80 : 95,788.80 = 56,486.40 : x
  2. Step 2: Convert to fraction form
    63,916.80/95,788.80 = 56,486.40/x
  3. Step 3: Cross multiply
    63,916.80x = 95,788.80 × 56,486.40
  4. Step 4: Simplify right side
    63,916.80x = 5,410,764,472.32
  5. Step 5: Solve for x
    x = 5,410,764,472.32/63,916.80
  6. Step 6: Final answer
    x = 84,653.24

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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.