Home / 52,092.75-78,143.72-14,653.13

Finding the Fourth Proportional to 52,092.75, 78,143.72 and 14,653.13

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Solution

The fourth proportional to 52,092.75, 78,143.72 and 14,653.13 is: 21,980.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,092.75 : 78,143.72 = 14,653.13 : x
  2. Step 2: Convert to fraction form
    52,092.75/78,143.72 = 14,653.13/x
  3. Step 3: Cross multiply
    52,092.75x = 78,143.72 × 14,653.13
  4. Step 4: Simplify right side
    52,092.75x = 1,145,050,026.80
  5. Step 5: Solve for x
    x = 1,145,050,026.80/52,092.75
  6. Step 6: Final answer
    x = 21,980.99

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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.