Home / 253,730.26-350,309.10-158,377.06

Finding the Fourth Proportional to 253,730.26, 350,309.10 and 158,377.06

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Solution

The fourth proportional to 253,730.26, 350,309.10 and 158,377.06 is: 218,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,730.26 : 350,309.10 = 158,377.06 : x
  2. Step 2: Convert to fraction form
    253,730.26/350,309.10 = 158,377.06/x
  3. Step 3: Cross multiply
    253,730.26x = 350,309.10 × 158,377.06
  4. Step 4: Simplify right side
    253,730.26x = 55,480,925,349.25
  5. Step 5: Solve for x
    x = 55,480,925,349.25/253,730.26
  6. Step 6: Final answer
    x = 218,661.05

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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.