Home / 75,515.04-104,264.82-52,904.16

Finding the Fourth Proportional to 75,515.04, 104,264.82 and 52,904.16

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Solution

The fourth proportional to 75,515.04, 104,264.82 and 52,904.16 is: 73,045.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,515.04 : 104,264.82 = 52,904.16 : x
  2. Step 2: Convert to fraction form
    75,515.04/104,264.82 = 52,904.16/x
  3. Step 3: Cross multiply
    75,515.04x = 104,264.82 × 52,904.16
  4. Step 4: Simplify right side
    75,515.04x = 5,516,042,719.65
  5. Step 5: Solve for x
    x = 5,516,042,719.65/75,515.04
  6. Step 6: Final answer
    x = 73,045.62

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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.