Home / 142,717.19-214,075.17-36,102.15

Finding the Fourth Proportional to 142,717.19, 214,075.17 and 36,102.15

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Solution

The fourth proportional to 142,717.19, 214,075.17 and 36,102.15 is: 54,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,717.19 : 214,075.17 = 36,102.15 : x
  2. Step 2: Convert to fraction form
    142,717.19/214,075.17 = 36,102.15/x
  3. Step 3: Cross multiply
    142,717.19x = 214,075.17 × 36,102.15
  4. Step 4: Simplify right side
    142,717.19x = 7,728,573,898.62
  5. Step 5: Solve for x
    x = 7,728,573,898.62/142,717.19
  6. Step 6: Final answer
    x = 54,153.07

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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.