Home / 57,159.89-78,883.47-34,498.52

Finding the Fourth Proportional to 57,159.89, 78,883.47 and 34,498.52

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Solution

The fourth proportional to 57,159.89, 78,883.47 and 34,498.52 is: 47,609.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.89 : 78,883.47 = 34,498.52 : x
  2. Step 2: Convert to fraction form
    57,159.89/78,883.47 = 34,498.52/x
  3. Step 3: Cross multiply
    57,159.89x = 78,883.47 × 34,498.52
  4. Step 4: Simplify right side
    57,159.89x = 2,721,362,573.05
  5. Step 5: Solve for x
    x = 2,721,362,573.05/57,159.89
  6. Step 6: Final answer
    x = 47,609.66

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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.