Home / 52,147.77-78,027.81-31,099.23

Finding the Fourth Proportional to 52,147.77, 78,027.81 and 31,099.23

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Solution

The fourth proportional to 52,147.77, 78,027.81 and 31,099.23 is: 46,533.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.77 : 78,027.81 = 31,099.23 : x
  2. Step 2: Convert to fraction form
    52,147.77/78,027.81 = 31,099.23/x
  3. Step 3: Cross multiply
    52,147.77x = 78,027.81 × 31,099.23
  4. Step 4: Simplify right side
    52,147.77x = 2,426,604,809.59
  5. Step 5: Solve for x
    x = 2,426,604,809.59/52,147.77
  6. Step 6: Final answer
    x = 46,533.24

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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.