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Finding the Fourth Proportional to 89,925.94, 134,888.76 and 26,745.76

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Solution

The fourth proportional to 89,925.94, 134,888.76 and 26,745.76 is: 40,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,925.94 : 134,888.76 = 26,745.76 : x
  2. Step 2: Convert to fraction form
    89,925.94/134,888.76 = 26,745.76/x
  3. Step 3: Cross multiply
    89,925.94x = 134,888.76 × 26,745.76
  4. Step 4: Simplify right side
    89,925.94x = 3,607,702,401.66
  5. Step 5: Solve for x
    x = 3,607,702,401.66/89,925.94
  6. Step 6: Final answer
    x = 40,118.60

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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.