Home / 52,239.76-78,465.72-46,138.04

Finding the Fourth Proportional to 52,239.76, 78,465.72 and 46,138.04

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Solution

The fourth proportional to 52,239.76, 78,465.72 and 46,138.04 is: 69,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.76 : 78,465.72 = 46,138.04 : x
  2. Step 2: Convert to fraction form
    52,239.76/78,465.72 = 46,138.04/x
  3. Step 3: Cross multiply
    52,239.76x = 78,465.72 × 46,138.04
  4. Step 4: Simplify right side
    52,239.76x = 3,620,254,527.99
  5. Step 5: Solve for x
    x = 3,620,254,527.99/52,239.76
  6. Step 6: Final answer
    x = 69,300.75

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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.