Home / 137,175.04-205,741.34-52,922.92

Finding the Fourth Proportional to 137,175.04, 205,741.34 and 52,922.92

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Solution

The fourth proportional to 137,175.04, 205,741.34 and 52,922.92 is: 79,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,175.04 : 205,741.34 = 52,922.92 : x
  2. Step 2: Convert to fraction form
    137,175.04/205,741.34 = 52,922.92/x
  3. Step 3: Cross multiply
    137,175.04x = 205,741.34 × 52,922.92
  4. Step 4: Simplify right side
    137,175.04x = 10,888,432,431.62
  5. Step 5: Solve for x
    x = 10,888,432,431.62/137,175.04
  6. Step 6: Final answer
    x = 79,376.19

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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.