Home / 104,134.40-156,109.44-48,715.52

Finding the Fourth Proportional to 104,134.40, 156,109.44 and 48,715.52

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Solution

The fourth proportional to 104,134.40, 156,109.44 and 48,715.52 is: 73,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,134.40 : 156,109.44 = 48,715.52 : x
  2. Step 2: Convert to fraction form
    104,134.40/156,109.44 = 48,715.52/x
  3. Step 3: Cross multiply
    104,134.40x = 156,109.44 × 48,715.52
  4. Step 4: Simplify right side
    104,134.40x = 7,604,952,546.51
  5. Step 5: Solve for x
    x = 7,604,952,546.51/104,134.40
  6. Step 6: Final answer
    x = 73,030.17

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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.