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Finding the Fourth Proportional to 88,737.71, 133,106.57 and 26,408.21

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Solution

The fourth proportional to 88,737.71, 133,106.57 and 26,408.21 is: 39,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,737.71 : 133,106.57 = 26,408.21 : x
  2. Step 2: Convert to fraction form
    88,737.71/133,106.57 = 26,408.21/x
  3. Step 3: Cross multiply
    88,737.71x = 133,106.57 × 26,408.21
  4. Step 4: Simplify right side
    88,737.71x = 3,515,106,957.51
  5. Step 5: Solve for x
    x = 3,515,106,957.51/88,737.71
  6. Step 6: Final answer
    x = 39,612.32

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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.