Home / 61,715.60-85,166.52-33,421.04

Finding the Fourth Proportional to 61,715.60, 85,166.52 and 33,421.04

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Solution

The fourth proportional to 61,715.60, 85,166.52 and 33,421.04 is: 46,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,715.60 : 85,166.52 = 33,421.04 : x
  2. Step 2: Convert to fraction form
    61,715.60/85,166.52 = 33,421.04/x
  3. Step 3: Cross multiply
    61,715.60x = 85,166.52 × 33,421.04
  4. Step 4: Simplify right side
    61,715.60x = 2,846,353,671.58
  5. Step 5: Solve for x
    x = 2,846,353,671.58/61,715.60
  6. Step 6: Final answer
    x = 46,120.49

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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.