Home / 155,642.20-233,463.30-43,322.20

Finding the Fourth Proportional to 155,642.20, 233,463.30 and 43,322.20

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Solution

The fourth proportional to 155,642.20, 233,463.30 and 43,322.20 is: 64,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,642.20 : 233,463.30 = 43,322.20 : x
  2. Step 2: Convert to fraction form
    155,642.20/233,463.30 = 43,322.20/x
  3. Step 3: Cross multiply
    155,642.20x = 233,463.30 × 43,322.20
  4. Step 4: Simplify right side
    155,642.20x = 10,114,143,775.26
  5. Step 5: Solve for x
    x = 10,114,143,775.26/155,642.20
  6. Step 6: Final answer
    x = 64,983.30

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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.