Home / 240,485.28-331,879.47-133,053.57

Finding the Fourth Proportional to 240,485.28, 331,879.47 and 133,053.57

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Solution

The fourth proportional to 240,485.28, 331,879.47 and 133,053.57 is: 183,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,485.28 : 331,879.47 = 133,053.57 : x
  2. Step 2: Convert to fraction form
    240,485.28/331,879.47 = 133,053.57/x
  3. Step 3: Cross multiply
    240,485.28x = 331,879.47 × 133,053.57
  4. Step 4: Simplify right side
    240,485.28x = 44,157,748,293.21
  5. Step 5: Solve for x
    x = 44,157,748,293.21/240,485.28
  6. Step 6: Final answer
    x = 183,619.34

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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.