Home / 214,688.34-320,462.96-199,075.86

Finding the Fourth Proportional to 214,688.34, 320,462.96 and 199,075.86

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Solution

The fourth proportional to 214,688.34, 320,462.96 and 199,075.86 is: 297,158.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,688.34 : 320,462.96 = 199,075.86 : x
  2. Step 2: Convert to fraction form
    214,688.34/320,462.96 = 199,075.86/x
  3. Step 3: Cross multiply
    214,688.34x = 320,462.96 × 199,075.86
  4. Step 4: Simplify right side
    214,688.34x = 63,796,438,364.77
  5. Step 5: Solve for x
    x = 63,796,438,364.77/214,688.34
  6. Step 6: Final answer
    x = 297,158.38

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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.