Home / 207,072.75-310,616.07-57,300.51

Finding the Fourth Proportional to 207,072.75, 310,616.07 and 57,300.51

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Solution

The fourth proportional to 207,072.75, 310,616.07 and 57,300.51 is: 85,952.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,072.75 : 310,616.07 = 57,300.51 : x
  2. Step 2: Convert to fraction form
    207,072.75/310,616.07 = 57,300.51/x
  3. Step 3: Cross multiply
    207,072.75x = 310,616.07 × 57,300.51
  4. Step 4: Simplify right side
    207,072.75x = 17,798,459,225.20
  5. Step 5: Solve for x
    x = 17,798,459,225.20/207,072.75
  6. Step 6: Final answer
    x = 85,952.69

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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.