Home / 66,252.30-99,135.45-48,756.30

Finding the Fourth Proportional to 66,252.30, 99,135.45 and 48,756.30

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Solution

The fourth proportional to 66,252.30, 99,135.45 and 48,756.30 is: 72,955.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,252.30 : 99,135.45 = 48,756.30 : x
  2. Step 2: Convert to fraction form
    66,252.30/99,135.45 = 48,756.30/x
  3. Step 3: Cross multiply
    66,252.30x = 99,135.45 × 48,756.30
  4. Step 4: Simplify right side
    66,252.30x = 4,833,477,740.84
  5. Step 5: Solve for x
    x = 4,833,477,740.84/66,252.30
  6. Step 6: Final answer
    x = 72,955.62

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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.