Home / 57,497.80-86,068.32-31,137.16

Finding the Fourth Proportional to 57,497.80, 86,068.32 and 31,137.16

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Solution

The fourth proportional to 57,497.80, 86,068.32 and 31,137.16 is: 46,609.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,497.80 : 86,068.32 = 31,137.16 : x
  2. Step 2: Convert to fraction form
    57,497.80/86,068.32 = 31,137.16/x
  3. Step 3: Cross multiply
    57,497.80x = 86,068.32 × 31,137.16
  4. Step 4: Simplify right side
    57,497.80x = 2,679,923,050.77
  5. Step 5: Solve for x
    x = 2,679,923,050.77/57,497.80
  6. Step 6: Final answer
    x = 46,609.14

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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.