Home / 123,089.04-169,860.47-69,372.95

Finding the Fourth Proportional to 123,089.04, 169,860.47 and 69,372.95

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Solution

The fourth proportional to 123,089.04, 169,860.47 and 69,372.95 is: 95,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,089.04 : 169,860.47 = 69,372.95 : x
  2. Step 2: Convert to fraction form
    123,089.04/169,860.47 = 69,372.95/x
  3. Step 3: Cross multiply
    123,089.04x = 169,860.47 × 69,372.95
  4. Step 4: Simplify right side
    123,089.04x = 11,783,720,696.12
  5. Step 5: Solve for x
    x = 11,783,720,696.12/123,089.04
  6. Step 6: Final answer
    x = 95,733.31

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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.