Home / 123,765.04-170,795.95-67,176.44

Finding the Fourth Proportional to 123,765.04, 170,795.95 and 67,176.44

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Solution

The fourth proportional to 123,765.04, 170,795.95 and 67,176.44 is: 92,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,765.04 : 170,795.95 = 67,176.44 : x
  2. Step 2: Convert to fraction form
    123,765.04/170,795.95 = 67,176.44/x
  3. Step 3: Cross multiply
    123,765.04x = 170,795.95 × 67,176.44
  4. Step 4: Simplify right side
    123,765.04x = 11,473,463,887.42
  5. Step 5: Solve for x
    x = 11,473,463,887.42/123,765.04
  6. Step 6: Final answer
    x = 92,703.59

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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.