Home / 53,159.72-79,740.18-22,760.75

Finding the Fourth Proportional to 53,159.72, 79,740.18 and 22,760.75

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Solution

The fourth proportional to 53,159.72, 79,740.18 and 22,760.75 is: 34,141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,159.72 : 79,740.18 = 22,760.75 : x
  2. Step 2: Convert to fraction form
    53,159.72/79,740.18 = 22,760.75/x
  3. Step 3: Cross multiply
    53,159.72x = 79,740.18 × 22,760.75
  4. Step 4: Simplify right side
    53,159.72x = 1,814,946,501.29
  5. Step 5: Solve for x
    x = 1,814,946,501.29/53,159.72
  6. Step 6: Final answer
    x = 34,141.39

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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.