Home / 104,250.16-156,257.88-51,697.36

Finding the Fourth Proportional to 104,250.16, 156,257.88 and 51,697.36

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Solution

The fourth proportional to 104,250.16, 156,257.88 and 51,697.36 is: 77,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,250.16 : 156,257.88 = 51,697.36 : x
  2. Step 2: Convert to fraction form
    104,250.16/156,257.88 = 51,697.36/x
  3. Step 3: Cross multiply
    104,250.16x = 156,257.88 × 51,697.36
  4. Step 4: Simplify right side
    104,250.16x = 8,078,119,875.20
  5. Step 5: Solve for x
    x = 8,078,119,875.20/104,250.16
  6. Step 6: Final answer
    x = 77,487.84

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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.