Home / 57,641.45-79,531.66-34,979.93

Finding the Fourth Proportional to 57,641.45, 79,531.66 and 34,979.93

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Solution

The fourth proportional to 57,641.45, 79,531.66 and 34,979.93 is: 48,264.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.45 : 79,531.66 = 34,979.93 : x
  2. Step 2: Convert to fraction form
    57,641.45/79,531.66 = 34,979.93/x
  3. Step 3: Cross multiply
    57,641.45x = 79,531.66 × 34,979.93
  4. Step 4: Simplify right side
    57,641.45x = 2,782,011,712.72
  5. Step 5: Solve for x
    x = 2,782,011,712.72/57,641.45
  6. Step 6: Final answer
    x = 48,264.08

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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.