Home / 56,497.14-77,967.52-31,004.62

Finding the Fourth Proportional to 56,497.14, 77,967.52 and 31,004.62

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Solution

The fourth proportional to 56,497.14, 77,967.52 and 31,004.62 is: 42,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,497.14 : 77,967.52 = 31,004.62 : x
  2. Step 2: Convert to fraction form
    56,497.14/77,967.52 = 31,004.62/x
  3. Step 3: Cross multiply
    56,497.14x = 77,967.52 × 31,004.62
  4. Step 4: Simplify right side
    56,497.14x = 2,417,353,329.94
  5. Step 5: Solve for x
    x = 2,417,353,329.94/56,497.14
  6. Step 6: Final answer
    x = 42,787.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.