Home / 92,513.76-138,775.55-29,338.86

Finding the Fourth Proportional to 92,513.76, 138,775.55 and 29,338.86

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Solution

The fourth proportional to 92,513.76, 138,775.55 and 29,338.86 is: 44,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,513.76 : 138,775.55 = 29,338.86 : x
  2. Step 2: Convert to fraction form
    92,513.76/138,775.55 = 29,338.86/x
  3. Step 3: Cross multiply
    92,513.76x = 138,775.55 × 29,338.86
  4. Step 4: Simplify right side
    92,513.76x = 4,071,516,506.22
  5. Step 5: Solve for x
    x = 4,071,516,506.22/92,513.76
  6. Step 6: Final answer
    x = 44,009.85

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1.5x scale

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.