Home / 61,780.08-85,256.82-33,485.52

Finding the Fourth Proportional to 61,780.08, 85,256.82 and 33,485.52

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Solution

The fourth proportional to 61,780.08, 85,256.82 and 33,485.52 is: 46,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,780.08 : 85,256.82 = 33,485.52 : x
  2. Step 2: Convert to fraction form
    61,780.08/85,256.82 = 33,485.52/x
  3. Step 3: Cross multiply
    61,780.08x = 85,256.82 × 33,485.52
  4. Step 4: Simplify right side
    61,780.08x = 2,854,868,951.25
  5. Step 5: Solve for x
    x = 2,854,868,951.25/61,780.08
  6. Step 6: Final answer
    x = 46,210.19

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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.