Home / 210,156.37-315,326.97-110,293.17

Finding the Fourth Proportional to 210,156.37, 315,326.97 and 110,293.17

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Solution

The fourth proportional to 210,156.37, 315,326.97 and 110,293.17 is: 165,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,156.37 : 315,326.97 = 110,293.17 : x
  2. Step 2: Convert to fraction form
    210,156.37/315,326.97 = 110,293.17/x
  3. Step 3: Cross multiply
    210,156.37x = 315,326.97 × 110,293.17
  4. Step 4: Simplify right side
    210,156.37x = 34,778,409,531.16
  5. Step 5: Solve for x
    x = 34,778,409,531.16/210,156.37
  6. Step 6: Final answer
    x = 165,488.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.