Home / 62,511.08-86,261.92-34,211.28

Finding the Fourth Proportional to 62,511.08, 86,261.92 and 34,211.28

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Solution

The fourth proportional to 62,511.08, 86,261.92 and 34,211.28 is: 47,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,511.08 : 86,261.92 = 34,211.28 : x
  2. Step 2: Convert to fraction form
    62,511.08/86,261.92 = 34,211.28/x
  3. Step 3: Cross multiply
    62,511.08x = 86,261.92 × 34,211.28
  4. Step 4: Simplify right side
    62,511.08x = 2,951,130,698.46
  5. Step 5: Solve for x
    x = 2,951,130,698.46/62,511.08
  6. Step 6: Final answer
    x = 47,209.72

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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.