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Finding the Fourth Proportional to 88,592.40, 132,885.40 and 36,000.40

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Solution

The fourth proportional to 88,592.40, 132,885.40 and 36,000.40 is: 53,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,592.40 : 132,885.40 = 36,000.40 : x
  2. Step 2: Convert to fraction form
    88,592.40/132,885.40 = 36,000.40/x
  3. Step 3: Cross multiply
    88,592.40x = 132,885.40 × 36,000.40
  4. Step 4: Simplify right side
    88,592.40x = 4,783,927,554.16
  5. Step 5: Solve for x
    x = 4,783,927,554.16/88,592.40
  6. Step 6: Final answer
    x = 53,999.30

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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.