Home / 110,438.04-152,410.91-83,165.30

Finding the Fourth Proportional to 110,438.04, 152,410.91 and 83,165.30

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Solution

The fourth proportional to 110,438.04, 152,410.91 and 83,165.30 is: 114,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,438.04 : 152,410.91 = 83,165.30 : x
  2. Step 2: Convert to fraction form
    110,438.04/152,410.91 = 83,165.30/x
  3. Step 3: Cross multiply
    110,438.04x = 152,410.91 × 83,165.30
  4. Step 4: Simplify right side
    110,438.04x = 12,675,299,053.42
  5. Step 5: Solve for x
    x = 12,675,299,053.42/110,438.04
  6. Step 6: Final answer
    x = 114,772.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.