Home / 250,244.06-345,332.53-135,521.77

Finding the Fourth Proportional to 250,244.06, 345,332.53 and 135,521.77

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Solution

The fourth proportional to 250,244.06, 345,332.53 and 135,521.77 is: 187,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,244.06 : 345,332.53 = 135,521.77 : x
  2. Step 2: Convert to fraction form
    250,244.06/345,332.53 = 135,521.77/x
  3. Step 3: Cross multiply
    250,244.06x = 345,332.53 × 135,521.77
  4. Step 4: Simplify right side
    250,244.06x = 46,800,075,775.72
  5. Step 5: Solve for x
    x = 46,800,075,775.72/250,244.06
  6. Step 6: Final answer
    x = 187,017.73

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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.