Home / 135,909.71-203,862.95-95,762.87

Finding the Fourth Proportional to 135,909.71, 203,862.95 and 95,762.87

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Solution

The fourth proportional to 135,909.71, 203,862.95 and 95,762.87 is: 143,643.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,909.71 : 203,862.95 = 95,762.87 : x
  2. Step 2: Convert to fraction form
    135,909.71/203,862.95 = 95,762.87/x
  3. Step 3: Cross multiply
    135,909.71x = 203,862.95 × 95,762.87
  4. Step 4: Simplify right side
    135,909.71x = 19,522,500,699.85
  5. Step 5: Solve for x
    x = 19,522,500,699.85/135,909.71
  6. Step 6: Final answer
    x = 143,643.16

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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.