Home / 141,737.30-195,597.95-78,074.94

Finding the Fourth Proportional to 141,737.30, 195,597.95 and 78,074.94

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Solution

The fourth proportional to 141,737.30, 195,597.95 and 78,074.94 is: 107,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,737.30 : 195,597.95 = 78,074.94 : x
  2. Step 2: Convert to fraction form
    141,737.30/195,597.95 = 78,074.94/x
  3. Step 3: Cross multiply
    141,737.30x = 195,597.95 × 78,074.94
  4. Step 4: Simplify right side
    141,737.30x = 15,271,298,210.37
  5. Step 5: Solve for x
    x = 15,271,298,210.37/141,737.30
  6. Step 6: Final answer
    x = 107,743.68

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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.