Home / 56,836.08-78,424.65-34,169.67

Finding the Fourth Proportional to 56,836.08, 78,424.65 and 34,169.67

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Solution

The fourth proportional to 56,836.08, 78,424.65 and 34,169.67 is: 47,148.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,836.08 : 78,424.65 = 34,169.67 : x
  2. Step 2: Convert to fraction form
    56,836.08/78,424.65 = 34,169.67/x
  3. Step 3: Cross multiply
    56,836.08x = 78,424.65 × 34,169.67
  4. Step 4: Simplify right side
    56,836.08x = 2,679,744,410.37
  5. Step 5: Solve for x
    x = 2,679,744,410.37/56,836.08
  6. Step 6: Final answer
    x = 47,148.65

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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.