Home / 230,816.64-346,221.36-118,432.02

Finding the Fourth Proportional to 230,816.64, 346,221.36 and 118,432.02

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Solution

The fourth proportional to 230,816.64, 346,221.36 and 118,432.02 is: 177,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,816.64 : 346,221.36 = 118,432.02 : x
  2. Step 2: Convert to fraction form
    230,816.64/346,221.36 = 118,432.02/x
  3. Step 3: Cross multiply
    230,816.64x = 346,221.36 × 118,432.02
  4. Step 4: Simplify right side
    230,816.64x = 41,003,695,031.95
  5. Step 5: Solve for x
    x = 41,003,695,031.95/230,816.64
  6. Step 6: Final answer
    x = 177,646.18

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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.