Home / 187,097.02-258,193.90-102,214.08

Finding the Fourth Proportional to 187,097.02, 258,193.90 and 102,214.08

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Solution

The fourth proportional to 187,097.02, 258,193.90 and 102,214.08 is: 141,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,097.02 : 258,193.90 = 102,214.08 : x
  2. Step 2: Convert to fraction form
    187,097.02/258,193.90 = 102,214.08/x
  3. Step 3: Cross multiply
    187,097.02x = 258,193.90 × 102,214.08
  4. Step 4: Simplify right side
    187,097.02x = 26,391,051,950.11
  5. Step 5: Solve for x
    x = 26,391,051,950.11/187,097.02
  6. Step 6: Final answer
    x = 141,055.44

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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.