Home / 250,429.77-345,594.47-135,708.93

Finding the Fourth Proportional to 250,429.77, 345,594.47 and 135,708.93

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Solution

The fourth proportional to 250,429.77, 345,594.47 and 135,708.93 is: 187,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,429.77 : 345,594.47 = 135,708.93 : x
  2. Step 2: Convert to fraction form
    250,429.77/345,594.47 = 135,708.93/x
  3. Step 3: Cross multiply
    250,429.77x = 345,594.47 × 135,708.93
  4. Step 4: Simplify right side
    250,429.77x = 46,900,255,059.07
  5. Step 5: Solve for x
    x = 46,900,255,059.07/250,429.77
  6. Step 6: Final answer
    x = 187,279.07

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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.