Home / 104,715.14-144,557.09-64,463.41

Finding the Fourth Proportional to 104,715.14, 144,557.09 and 64,463.41

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Solution

The fourth proportional to 104,715.14, 144,557.09 and 64,463.41 is: 88,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,715.14 : 144,557.09 = 64,463.41 : x
  2. Step 2: Convert to fraction form
    104,715.14/144,557.09 = 64,463.41/x
  3. Step 3: Cross multiply
    104,715.14x = 144,557.09 × 64,463.41
  4. Step 4: Simplify right side
    104,715.14x = 9,318,643,009.00
  5. Step 5: Solve for x
    x = 9,318,643,009.00/104,715.14
  6. Step 6: Final answer
    x = 88,990.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.