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Finding the Fourth Proportional to 104,080.44, 156,130.45 and 29,200.29

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Solution

The fourth proportional to 104,080.44, 156,130.45 and 29,200.29 is: 43,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.44 : 156,130.45 = 29,200.29 : x
  2. Step 2: Convert to fraction form
    104,080.44/156,130.45 = 29,200.29/x
  3. Step 3: Cross multiply
    104,080.44x = 156,130.45 × 29,200.29
  4. Step 4: Simplify right side
    104,080.44x = 4,559,054,417.83
  5. Step 5: Solve for x
    x = 4,559,054,417.83/104,080.44
  6. Step 6: Final answer
    x = 43,803.18

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1.5x scale

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.