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Finding the Fourth Proportional to 230,802.80, 346,301.40 and 125,697.20

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Solution

The fourth proportional to 230,802.80, 346,301.40 and 125,697.20 is: 188,598.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,802.80 : 346,301.40 = 125,697.20 : x
  2. Step 2: Convert to fraction form
    230,802.80/346,301.40 = 125,697.20/x
  3. Step 3: Cross multiply
    230,802.80x = 346,301.40 × 125,697.20
  4. Step 4: Simplify right side
    230,802.80x = 43,529,116,336.08
  5. Step 5: Solve for x
    x = 43,529,116,336.08/230,802.80
  6. Step 6: Final answer
    x = 188,598.74

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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.