Home / 250,264.98-345,365.55-135,543.62

Finding the Fourth Proportional to 250,264.98, 345,365.55 and 135,543.62

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Solution

The fourth proportional to 250,264.98, 345,365.55 and 135,543.62 is: 187,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,264.98 : 345,365.55 = 135,543.62 : x
  2. Step 2: Convert to fraction form
    250,264.98/345,365.55 = 135,543.62/x
  3. Step 3: Cross multiply
    250,264.98x = 345,365.55 × 135,543.62
  4. Step 4: Simplify right side
    250,264.98x = 46,812,097,733.70
  5. Step 5: Solve for x
    x = 46,812,097,733.70/250,264.98
  6. Step 6: Final answer
    x = 187,050.13

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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.