Home / 92,671.08-139,007.16-26,111.76

Finding the Fourth Proportional to 92,671.08, 139,007.16 and 26,111.76

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Solution

The fourth proportional to 92,671.08, 139,007.16 and 26,111.76 is: 39,167.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,671.08 : 139,007.16 = 26,111.76 : x
  2. Step 2: Convert to fraction form
    92,671.08/139,007.16 = 26,111.76/x
  3. Step 3: Cross multiply
    92,671.08x = 139,007.16 × 26,111.76
  4. Step 4: Simplify right side
    92,671.08x = 3,629,721,600.20
  5. Step 5: Solve for x
    x = 3,629,721,600.20/92,671.08
  6. Step 6: Final answer
    x = 39,167.79

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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.