Home / 101,522.02-152,314.17-45,409.36

Finding the Fourth Proportional to 101,522.02, 152,314.17 and 45,409.36

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Solution

The fourth proportional to 101,522.02, 152,314.17 and 45,409.36 is: 68,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,522.02 : 152,314.17 = 45,409.36 : x
  2. Step 2: Convert to fraction form
    101,522.02/152,314.17 = 45,409.36/x
  3. Step 3: Cross multiply
    101,522.02x = 152,314.17 × 45,409.36
  4. Step 4: Simplify right side
    101,522.02x = 6,916,488,978.63
  5. Step 5: Solve for x
    x = 6,916,488,978.63/101,522.02
  6. Step 6: Final answer
    x = 68,127.97

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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.