Home / 210,196.11-315,462.33-110,415.18

Finding the Fourth Proportional to 210,196.11, 315,462.33 and 110,415.18

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Solution

The fourth proportional to 210,196.11, 315,462.33 and 110,415.18 is: 165,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,196.11 : 315,462.33 = 110,415.18 : x
  2. Step 2: Convert to fraction form
    210,196.11/315,462.33 = 110,415.18/x
  3. Step 3: Cross multiply
    210,196.11x = 315,462.33 × 110,415.18
  4. Step 4: Simplify right side
    210,196.11x = 34,831,829,950.17
  5. Step 5: Solve for x
    x = 34,831,829,950.17/210,196.11
  6. Step 6: Final answer
    x = 165,711.11

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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.