Home / 191,530.76-264,307.03-104,313.88

Finding the Fourth Proportional to 191,530.76, 264,307.03 and 104,313.88

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Solution

The fourth proportional to 191,530.76, 264,307.03 and 104,313.88 is: 143,950.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,530.76 : 264,307.03 = 104,313.88 : x
  2. Step 2: Convert to fraction form
    191,530.76/264,307.03 = 104,313.88/x
  3. Step 3: Cross multiply
    191,530.76x = 264,307.03 × 104,313.88
  4. Step 4: Simplify right side
    191,530.76x = 27,570,892,770.23
  5. Step 5: Solve for x
    x = 27,570,892,770.23/191,530.76
  6. Step 6: Final answer
    x = 143,950.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.