Home / 250,349.49-345,482.51-137,172.24

Finding the Fourth Proportional to 250,349.49, 345,482.51 and 137,172.24

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Solution

The fourth proportional to 250,349.49, 345,482.51 and 137,172.24 is: 189,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,349.49 : 345,482.51 = 137,172.24 : x
  2. Step 2: Convert to fraction form
    250,349.49/345,482.51 = 137,172.24/x
  3. Step 3: Cross multiply
    250,349.49x = 345,482.51 × 137,172.24
  4. Step 4: Simplify right side
    250,349.49x = 47,390,609,091.66
  5. Step 5: Solve for x
    x = 47,390,609,091.66/250,349.49
  6. Step 6: Final answer
    x = 189,297.81

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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.