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Finding the Fourth Proportional to 282,655.90, 423,720.33 and 95,536.54

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Solution

The fourth proportional to 282,655.90, 423,720.33 and 95,536.54 is: 143,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,655.90 : 423,720.33 = 95,536.54 : x
  2. Step 2: Convert to fraction form
    282,655.90/423,720.33 = 95,536.54/x
  3. Step 3: Cross multiply
    282,655.90x = 423,720.33 × 95,536.54
  4. Step 4: Simplify right side
    282,655.90x = 40,480,774,255.86
  5. Step 5: Solve for x
    x = 40,480,774,255.86/282,655.90
  6. Step 6: Final answer
    x = 143,215.74

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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.