Home / 250,341.65-345,470.05-135,622.53

Finding the Fourth Proportional to 250,341.65, 345,470.05 and 135,622.53

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Solution

The fourth proportional to 250,341.65, 345,470.05 and 135,622.53 is: 187,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,341.65 : 345,470.05 = 135,622.53 : x
  2. Step 2: Convert to fraction form
    250,341.65/345,470.05 = 135,622.53/x
  3. Step 3: Cross multiply
    250,341.65x = 345,470.05 × 135,622.53
  4. Step 4: Simplify right side
    250,341.65x = 46,853,523,842.70
  5. Step 5: Solve for x
    x = 46,853,523,842.70/250,341.65
  6. Step 6: Final answer
    x = 187,158.33

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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.