Home / 250,165.24-345,223.83-135,442.95

Finding the Fourth Proportional to 250,165.24, 345,223.83 and 135,442.95

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Solution

The fourth proportional to 250,165.24, 345,223.83 and 135,442.95 is: 186,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,165.24 : 345,223.83 = 135,442.95 : x
  2. Step 2: Convert to fraction form
    250,165.24/345,223.83 = 135,442.95/x
  3. Step 3: Cross multiply
    250,165.24x = 345,223.83 × 135,442.95
  4. Step 4: Simplify right side
    250,165.24x = 46,758,133,158.82
  5. Step 5: Solve for x
    x = 46,758,133,158.82/250,165.24
  6. Step 6: Final answer
    x = 186,909.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.