Home / 125,186.10-187,647.92-46,249.98

Finding the Fourth Proportional to 125,186.10, 187,647.92 and 46,249.98

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Solution

The fourth proportional to 125,186.10, 187,647.92 and 46,249.98 is: 69,326.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,186.10 : 187,647.92 = 46,249.98 : x
  2. Step 2: Convert to fraction form
    125,186.10/187,647.92 = 46,249.98/x
  3. Step 3: Cross multiply
    125,186.10x = 187,647.92 × 46,249.98
  4. Step 4: Simplify right side
    125,186.10x = 8,678,712,547.04
  5. Step 5: Solve for x
    x = 8,678,712,547.04/125,186.10
  6. Step 6: Final answer
    x = 69,326.49

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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.