Home / 251,347.49-346,858.86-136,626.13

Finding the Fourth Proportional to 251,347.49, 346,858.86 and 136,626.13

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Solution

The fourth proportional to 251,347.49, 346,858.86 and 136,626.13 is: 188,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,347.49 : 346,858.86 = 136,626.13 : x
  2. Step 2: Convert to fraction form
    251,347.49/346,858.86 = 136,626.13/x
  3. Step 3: Cross multiply
    251,347.49x = 346,858.86 × 136,626.13
  4. Step 4: Simplify right side
    251,347.49x = 47,389,983,698.01
  5. Step 5: Solve for x
    x = 47,389,983,698.01/251,347.49
  6. Step 6: Final answer
    x = 188,543.69

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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.