Home / 61,113.04-84,339.89-34,255.56

Finding the Fourth Proportional to 61,113.04, 84,339.89 and 34,255.56

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Solution

The fourth proportional to 61,113.04, 84,339.89 and 34,255.56 is: 47,274.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113.04 : 84,339.89 = 34,255.56 : x
  2. Step 2: Convert to fraction form
    61,113.04/84,339.89 = 34,255.56/x
  3. Step 3: Cross multiply
    61,113.04x = 84,339.89 × 34,255.56
  4. Step 4: Simplify right side
    61,113.04x = 2,889,109,995.88
  5. Step 5: Solve for x
    x = 2,889,109,995.88/61,113.04
  6. Step 6: Final answer
    x = 47,274.85

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1.5x scale

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.