Home / 250,853.10-346,166.16-143,430.12

Finding the Fourth Proportional to 250,853.10, 346,166.16 and 143,430.12

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Solution

The fourth proportional to 250,853.10, 346,166.16 and 143,430.12 is: 197,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,853.10 : 346,166.16 = 143,430.12 : x
  2. Step 2: Convert to fraction form
    250,853.10/346,166.16 = 143,430.12/x
  3. Step 3: Cross multiply
    250,853.10x = 346,166.16 × 143,430.12
  4. Step 4: Simplify right side
    250,853.10x = 49,650,653,868.74
  5. Step 5: Solve for x
    x = 49,650,653,868.74/250,853.10
  6. Step 6: Final answer
    x = 197,927.21

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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.