Home / 104,148.88-156,157.10-88,359.35

Finding the Fourth Proportional to 104,148.88, 156,157.10 and 88,359.35

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Solution

The fourth proportional to 104,148.88, 156,157.10 and 88,359.35 is: 132,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,148.88 : 156,157.10 = 88,359.35 : x
  2. Step 2: Convert to fraction form
    104,148.88/156,157.10 = 88,359.35/x
  3. Step 3: Cross multiply
    104,148.88x = 156,157.10 × 88,359.35
  4. Step 4: Simplify right side
    104,148.88x = 13,797,939,853.89
  5. Step 5: Solve for x
    x = 13,797,939,853.89/104,148.88
  6. Step 6: Final answer
    x = 132,482.84

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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.