Home / 240,285.60-331,581.84-134,301.60

Finding the Fourth Proportional to 240,285.60, 331,581.84 and 134,301.60

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Solution

The fourth proportional to 240,285.60, 331,581.84 and 134,301.60 is: 185,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,285.60 : 331,581.84 = 134,301.60 : x
  2. Step 2: Convert to fraction form
    240,285.60/331,581.84 = 134,301.60/x
  3. Step 3: Cross multiply
    240,285.60x = 331,581.84 × 134,301.60
  4. Step 4: Simplify right side
    240,285.60x = 44,531,971,642.94
  5. Step 5: Solve for x
    x = 44,531,971,642.94/240,285.60
  6. Step 6: Final answer
    x = 185,329.34

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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.