Home / 325,332.02-487,904.16-112,091.24

Finding the Fourth Proportional to 325,332.02, 487,904.16 and 112,091.24

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Solution

The fourth proportional to 325,332.02, 487,904.16 and 112,091.24 is: 168,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,332.02 : 487,904.16 = 112,091.24 : x
  2. Step 2: Convert to fraction form
    325,332.02/487,904.16 = 112,091.24/x
  3. Step 3: Cross multiply
    325,332.02x = 487,904.16 × 112,091.24
  4. Step 4: Simplify right side
    325,332.02x = 54,689,782,295.56
  5. Step 5: Solve for x
    x = 54,689,782,295.56/325,332.02
  6. Step 6: Final answer
    x = 168,104.52

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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.