Home / 57,266.63-79,026.47-31,772.89

Finding the Fourth Proportional to 57,266.63, 79,026.47 and 31,772.89

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Solution

The fourth proportional to 57,266.63, 79,026.47 and 31,772.89 is: 43,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266.63 : 79,026.47 = 31,772.89 : x
  2. Step 2: Convert to fraction form
    57,266.63/79,026.47 = 31,772.89/x
  3. Step 3: Cross multiply
    57,266.63x = 79,026.47 × 31,772.89
  4. Step 4: Simplify right side
    57,266.63x = 2,510,899,397.47
  5. Step 5: Solve for x
    x = 2,510,899,397.47/57,266.63
  6. Step 6: Final answer
    x = 43,845.77

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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.