Home / 221,287.74-331,931.81-94,845.93

Finding the Fourth Proportional to 221,287.74, 331,931.81 and 94,845.93

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Solution

The fourth proportional to 221,287.74, 331,931.81 and 94,845.93 is: 142,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,287.74 : 331,931.81 = 94,845.93 : x
  2. Step 2: Convert to fraction form
    221,287.74/331,931.81 = 94,845.93/x
  3. Step 3: Cross multiply
    221,287.74x = 331,931.81 × 94,845.93
  4. Step 4: Simplify right side
    221,287.74x = 31,482,381,216.03
  5. Step 5: Solve for x
    x = 31,482,381,216.03/221,287.74
  6. Step 6: Final answer
    x = 142,268.98

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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.