Home / 250,396.48-345,547.44-137,219.52

Finding the Fourth Proportional to 250,396.48, 345,547.44 and 137,219.52

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Solution

The fourth proportional to 250,396.48, 345,547.44 and 137,219.52 is: 189,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,396.48 : 345,547.44 = 137,219.52 : x
  2. Step 2: Convert to fraction form
    250,396.48/345,547.44 = 137,219.52/x
  3. Step 3: Cross multiply
    250,396.48x = 345,547.44 × 137,219.52
  4. Step 4: Simplify right side
    250,396.48x = 47,415,853,854.03
  5. Step 5: Solve for x
    x = 47,415,853,854.03/250,396.48
  6. Step 6: Final answer
    x = 189,363.10

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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.