Home / 57,818.22-79,802.45-37,639.93

Finding the Fourth Proportional to 57,818.22, 79,802.45 and 37,639.93

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Solution

The fourth proportional to 57,818.22, 79,802.45 and 37,639.93 is: 51,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,818.22 : 79,802.45 = 37,639.93 : x
  2. Step 2: Convert to fraction form
    57,818.22/79,802.45 = 37,639.93/x
  3. Step 3: Cross multiply
    57,818.22x = 79,802.45 × 37,639.93
  4. Step 4: Simplify right side
    57,818.22x = 3,003,758,631.83
  5. Step 5: Solve for x
    x = 3,003,758,631.83/57,818.22
  6. Step 6: Final answer
    x = 51,951.77

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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.