Home / 53,376.24-80,068.52-31,191.92

Finding the Fourth Proportional to 53,376.24, 80,068.52 and 31,191.92

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Solution

The fourth proportional to 53,376.24, 80,068.52 and 31,191.92 is: 46,790.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,376.24 : 80,068.52 = 31,191.92 : x
  2. Step 2: Convert to fraction form
    53,376.24/80,068.52 = 31,191.92/x
  3. Step 3: Cross multiply
    53,376.24x = 80,068.52 × 31,191.92
  4. Step 4: Simplify right side
    53,376.24x = 2,497,490,870.36
  5. Step 5: Solve for x
    x = 2,497,490,870.36/53,376.24
  6. Step 6: Final answer
    x = 46,790.31

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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.