Home / 147,260.12-201,995.38-145,994.90

Finding the Fourth Proportional to 147,260.12, 201,995.38 and 145,994.90

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Solution

The fourth proportional to 147,260.12, 201,995.38 and 145,994.90 is: 200,259.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,260.12 : 201,995.38 = 145,994.90 : x
  2. Step 2: Convert to fraction form
    147,260.12/201,995.38 = 145,994.90/x
  3. Step 3: Cross multiply
    147,260.12x = 201,995.38 × 145,994.90
  4. Step 4: Simplify right side
    147,260.12x = 29,490,295,303.56
  5. Step 5: Solve for x
    x = 29,490,295,303.56/147,260.12
  6. Step 6: Final answer
    x = 200,259.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.