Home / 52,497.03-78,782.45-47,477.87

Finding the Fourth Proportional to 52,497.03, 78,782.45 and 47,477.87

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Solution

The fourth proportional to 52,497.03, 78,782.45 and 47,477.87 is: 71,250.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,497.03 : 78,782.45 = 47,477.87 : x
  2. Step 2: Convert to fraction form
    52,497.03/78,782.45 = 47,477.87/x
  3. Step 3: Cross multiply
    52,497.03x = 78,782.45 × 47,477.87
  4. Step 4: Simplify right side
    52,497.03x = 3,740,422,288.08
  5. Step 5: Solve for x
    x = 3,740,422,288.08/52,497.03
  6. Step 6: Final answer
    x = 71,250.17

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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.