Home / 155,832.24-233,955.72-82,012.08

Finding the Fourth Proportional to 155,832.24, 233,955.72 and 82,012.08

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Solution

The fourth proportional to 155,832.24, 233,955.72 and 82,012.08 is: 123,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,832.24 : 233,955.72 = 82,012.08 : x
  2. Step 2: Convert to fraction form
    155,832.24/233,955.72 = 82,012.08/x
  3. Step 3: Cross multiply
    155,832.24x = 233,955.72 × 82,012.08
  4. Step 4: Simplify right side
    155,832.24x = 19,187,195,225.10
  5. Step 5: Solve for x
    x = 19,187,195,225.10/155,832.24
  6. Step 6: Final answer
    x = 123,127.25

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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.