Home / 144,947.16-201,366.36-143,649.54

Finding the Fourth Proportional to 144,947.16, 201,366.36 and 143,649.54

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Solution

The fourth proportional to 144,947.16, 201,366.36 and 143,649.54 is: 199,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,947.16 : 201,366.36 = 143,649.54 : x
  2. Step 2: Convert to fraction form
    144,947.16/201,366.36 = 143,649.54/x
  3. Step 3: Cross multiply
    144,947.16x = 201,366.36 × 143,649.54
  4. Step 4: Simplify right side
    144,947.16x = 28,926,184,985.47
  5. Step 5: Solve for x
    x = 28,926,184,985.47/144,947.16
  6. Step 6: Final answer
    x = 199,563.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.