Home / 210,526.08-313,081.50-203,881.38

Finding the Fourth Proportional to 210,526.08, 313,081.50 and 203,881.38

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Solution

The fourth proportional to 210,526.08, 313,081.50 and 203,881.38 is: 303,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,526.08 : 313,081.50 = 203,881.38 : x
  2. Step 2: Convert to fraction form
    210,526.08/313,081.50 = 203,881.38/x
  3. Step 3: Cross multiply
    210,526.08x = 313,081.50 × 203,881.38
  4. Step 4: Simplify right side
    210,526.08x = 63,831,488,272.47
  5. Step 5: Solve for x
    x = 63,831,488,272.47/210,526.08
  6. Step 6: Final answer
    x = 303,199.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.