Home / 210,343.84-315,516.66-52,572.52

Finding the Fourth Proportional to 210,343.84, 315,516.66 and 52,572.52

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Solution

The fourth proportional to 210,343.84, 315,516.66 and 52,572.52 is: 78,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,343.84 : 315,516.66 = 52,572.52 : x
  2. Step 2: Convert to fraction form
    210,343.84/315,516.66 = 52,572.52/x
  3. Step 3: Cross multiply
    210,343.84x = 315,516.66 × 52,572.52
  4. Step 4: Simplify right side
    210,343.84x = 16,587,505,918.18
  5. Step 5: Solve for x
    x = 16,587,505,918.18/210,343.84
  6. Step 6: Final answer
    x = 78,859.00

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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.