Home / 58,454.36-87,643.20-33,154.28

Finding the Fourth Proportional to 58,454.36, 87,643.20 and 33,154.28

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Solution

The fourth proportional to 58,454.36, 87,643.20 and 33,154.28 is: 49,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,454.36 : 87,643.20 = 33,154.28 : x
  2. Step 2: Convert to fraction form
    58,454.36/87,643.20 = 33,154.28/x
  3. Step 3: Cross multiply
    58,454.36x = 87,643.20 × 33,154.28
  4. Step 4: Simplify right side
    58,454.36x = 2,905,747,192.90
  5. Step 5: Solve for x
    x = 2,905,747,192.90/58,454.36
  6. Step 6: Final answer
    x = 49,709.67

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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.