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Finding the Fourth Proportional to 220,381.70, 330,697.10 and 94,010.00

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Solution

The fourth proportional to 220,381.70, 330,697.10 and 94,010.00 is: 141,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,381.70 : 330,697.10 = 94,010.00 : x
  2. Step 2: Convert to fraction form
    220,381.70/330,697.10 = 94,010.00/x
  3. Step 3: Cross multiply
    220,381.70x = 330,697.10 × 94,010.00
  4. Step 4: Simplify right side
    220,381.70x = 31,088,835,432.77
  5. Step 5: Solve for x
    x = 31,088,835,432.77/220,381.70
  6. Step 6: Final answer
    x = 141,068.13

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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.