Home / 52,856.08-79,230.40-33,148.40

Finding the Fourth Proportional to 52,856.08, 79,230.40 and 33,148.40

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Solution

The fourth proportional to 52,856.08, 79,230.40 and 33,148.40 is: 49,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,856.08 : 79,230.40 = 33,148.40 : x
  2. Step 2: Convert to fraction form
    52,856.08/79,230.40 = 33,148.40/x
  3. Step 3: Cross multiply
    52,856.08x = 79,230.40 × 33,148.40
  4. Step 4: Simplify right side
    52,856.08x = 2,626,360,991.36
  5. Step 5: Solve for x
    x = 2,626,360,991.36/52,856.08
  6. Step 6: Final answer
    x = 49,688.91

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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.