Home / 295,221.10-442,896.45-145,533.10

Finding the Fourth Proportional to 295,221.10, 442,896.45 and 145,533.10

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Solution

The fourth proportional to 295,221.10, 442,896.45 and 145,533.10 is: 218,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,221.10 : 442,896.45 = 145,533.10 : x
  2. Step 2: Convert to fraction form
    295,221.10/442,896.45 = 145,533.10/x
  3. Step 3: Cross multiply
    295,221.10x = 442,896.45 × 145,533.10
  4. Step 4: Simplify right side
    295,221.10x = 64,456,093,347.50
  5. Step 5: Solve for x
    x = 64,456,093,347.50/295,221.10
  6. Step 6: Final answer
    x = 218,331.59

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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.