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Finding the Fourth Proportional to 230,798.30, 346,162.81 and 73,006.25

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Solution

The fourth proportional to 230,798.30, 346,162.81 and 73,006.25 is: 109,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,798.30 : 346,162.81 = 73,006.25 : x
  2. Step 2: Convert to fraction form
    230,798.30/346,162.81 = 73,006.25/x
  3. Step 3: Cross multiply
    230,798.30x = 346,162.81 × 73,006.25
  4. Step 4: Simplify right side
    230,798.30x = 25,272,046,871.12
  5. Step 5: Solve for x
    x = 25,272,046,871.12/230,798.30
  6. Step 6: Final answer
    x = 109,498.41

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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.