Home / 125,071.04-187,608.96-46,144.64

Finding the Fourth Proportional to 125,071.04, 187,608.96 and 46,144.64

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Solution

The fourth proportional to 125,071.04, 187,608.96 and 46,144.64 is: 69,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,071.04 : 187,608.96 = 46,144.64 : x
  2. Step 2: Convert to fraction form
    125,071.04/187,608.96 = 46,144.64/x
  3. Step 3: Cross multiply
    125,071.04x = 187,608.96 × 46,144.64
  4. Step 4: Simplify right side
    125,071.04x = 8,657,147,919.97
  5. Step 5: Solve for x
    x = 8,657,147,919.97/125,071.04
  6. Step 6: Final answer
    x = 69,217.85

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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.