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Finding the Fourth Proportional to 88,929.46, 133,394.42 and 36,338.94

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Solution

The fourth proportional to 88,929.46, 133,394.42 and 36,338.94 is: 54,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929.46 : 133,394.42 = 36,338.94 : x
  2. Step 2: Convert to fraction form
    88,929.46/133,394.42 = 36,338.94/x
  3. Step 3: Cross multiply
    88,929.46x = 133,394.42 × 36,338.94
  4. Step 4: Simplify right side
    88,929.46x = 4,847,411,643.02
  5. Step 5: Solve for x
    x = 4,847,411,643.02/88,929.46
  6. Step 6: Final answer
    x = 54,508.50

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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.