Home / 57,460.61-86,271.65-29,400.79

Finding the Fourth Proportional to 57,460.61, 86,271.65 and 29,400.79

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Solution

The fourth proportional to 57,460.61, 86,271.65 and 29,400.79 is: 44,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,460.61 : 86,271.65 = 29,400.79 : x
  2. Step 2: Convert to fraction form
    57,460.61/86,271.65 = 29,400.79/x
  3. Step 3: Cross multiply
    57,460.61x = 86,271.65 × 29,400.79
  4. Step 4: Simplify right side
    57,460.61x = 2,536,454,086.24
  5. Step 5: Solve for x
    x = 2,536,454,086.24/57,460.61
  6. Step 6: Final answer
    x = 44,142.48

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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.