Home / 74,965.90-112,485.50-32,840.23

Finding the Fourth Proportional to 74,965.90, 112,485.50 and 32,840.23

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Solution

The fourth proportional to 74,965.90, 112,485.50 and 32,840.23 is: 49,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,965.90 : 112,485.50 = 32,840.23 : x
  2. Step 2: Convert to fraction form
    74,965.90/112,485.50 = 32,840.23/x
  3. Step 3: Cross multiply
    74,965.90x = 112,485.50 × 32,840.23
  4. Step 4: Simplify right side
    74,965.90x = 3,694,049,691.67
  5. Step 5: Solve for x
    x = 3,694,049,691.67/74,965.90
  6. Step 6: Final answer
    x = 49,276.40

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1.5x scale

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.