Home / 168,473.04-252,748.44-89,663.28

Finding the Fourth Proportional to 168,473.04, 252,748.44 and 89,663.28

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Solution

The fourth proportional to 168,473.04, 252,748.44 and 89,663.28 is: 134,515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,473.04 : 252,748.44 = 89,663.28 : x
  2. Step 2: Convert to fraction form
    168,473.04/252,748.44 = 89,663.28/x
  3. Step 3: Cross multiply
    168,473.04x = 252,748.44 × 89,663.28
  4. Step 4: Simplify right side
    168,473.04x = 22,662,254,145.28
  5. Step 5: Solve for x
    x = 22,662,254,145.28/168,473.04
  6. Step 6: Final answer
    x = 134,515.61

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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.