Home / 66,437.21-99,656.33-24,318.63

Finding the Fourth Proportional to 66,437.21, 99,656.33 and 24,318.63

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Solution

The fourth proportional to 66,437.21, 99,656.33 and 24,318.63 is: 36,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,437.21 : 99,656.33 = 24,318.63 : x
  2. Step 2: Convert to fraction form
    66,437.21/99,656.33 = 24,318.63/x
  3. Step 3: Cross multiply
    66,437.21x = 99,656.33 × 24,318.63
  4. Step 4: Simplify right side
    66,437.21x = 2,423,505,294.83
  5. Step 5: Solve for x
    x = 2,423,505,294.83/66,437.21
  6. Step 6: Final answer
    x = 36,478.13

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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.