Home / 123,960.24-171,051.60-70,244.32

Finding the Fourth Proportional to 123,960.24, 171,051.60 and 70,244.32

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Solution

The fourth proportional to 123,960.24, 171,051.60 and 70,244.32 is: 96,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,960.24 : 171,051.60 = 70,244.32 : x
  2. Step 2: Convert to fraction form
    123,960.24/171,051.60 = 70,244.32/x
  3. Step 3: Cross multiply
    123,960.24x = 171,051.60 × 70,244.32
  4. Step 4: Simplify right side
    123,960.24x = 12,015,403,326.91
  5. Step 5: Solve for x
    x = 12,015,403,326.91/123,960.24
  6. Step 6: Final answer
    x = 96,929.49

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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.