Home / 66,526-99,835.88-60,173.72

Finding the Fourth Proportional to 66,526, 99,835.88 and 60,173.72

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Solution

The fourth proportional to 66,526, 99,835.88 and 60,173.72 is: 90,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,526 : 99,835.88 = 60,173.72 : x
  2. Step 2: Convert to fraction form
    66,526/99,835.88 = 60,173.72/x
  3. Step 3: Cross multiply
    66,526x = 99,835.88 × 60,173.72
  4. Step 4: Simplify right side
    66,526x = 6,007,496,289.07
  5. Step 5: Solve for x
    x = 6,007,496,289.07/66,526
  6. Step 6: Final answer
    x = 90,302.98

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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.