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Finding the Fourth Proportional to 144,190.66, 216,285.99 and 94,312.71

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Solution

The fourth proportional to 144,190.66, 216,285.99 and 94,312.71 is: 141,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,190.66 : 216,285.99 = 94,312.71 : x
  2. Step 2: Convert to fraction form
    144,190.66/216,285.99 = 94,312.71/x
  3. Step 3: Cross multiply
    144,190.66x = 216,285.99 × 94,312.71
  4. Step 4: Simplify right side
    144,190.66x = 20,398,517,846.96
  5. Step 5: Solve for x
    x = 20,398,517,846.96/144,190.66
  6. Step 6: Final answer
    x = 141,469.06

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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.