Home / 250,829.74-346,127.07-143,404.30

Finding the Fourth Proportional to 250,829.74, 346,127.07 and 143,404.30

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Solution

The fourth proportional to 250,829.74, 346,127.07 and 143,404.30 is: 197,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,829.74 : 346,127.07 = 143,404.30 : x
  2. Step 2: Convert to fraction form
    250,829.74/346,127.07 = 143,404.30/x
  3. Step 3: Cross multiply
    250,829.74x = 346,127.07 × 143,404.30
  4. Step 4: Simplify right side
    250,829.74x = 49,636,110,184.40
  5. Step 5: Solve for x
    x = 49,636,110,184.40/250,829.74
  6. Step 6: Final answer
    x = 197,887.66

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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.