Home / 378,348.77-567,525.20-112,111.59

Finding the Fourth Proportional to 378,348.77, 567,525.20 and 112,111.59

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Solution

The fourth proportional to 378,348.77, 567,525.20 and 112,111.59 is: 168,167.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,348.77 : 567,525.20 = 112,111.59 : x
  2. Step 2: Convert to fraction form
    378,348.77/567,525.20 = 112,111.59/x
  3. Step 3: Cross multiply
    378,348.77x = 567,525.20 × 112,111.59
  4. Step 4: Simplify right side
    378,348.77x = 63,626,151,976.51
  5. Step 5: Solve for x
    x = 63,626,151,976.51/378,348.77
  6. Step 6: Final answer
    x = 168,167.99

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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.