Home / 125,094.16-187,682.76-40,857.08

Finding the Fourth Proportional to 125,094.16, 187,682.76 and 40,857.08

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Solution

The fourth proportional to 125,094.16, 187,682.76 and 40,857.08 is: 61,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,094.16 : 187,682.76 = 40,857.08 : x
  2. Step 2: Convert to fraction form
    125,094.16/187,682.76 = 40,857.08/x
  3. Step 3: Cross multiply
    125,094.16x = 187,682.76 × 40,857.08
  4. Step 4: Simplify right side
    125,094.16x = 7,668,169,539.94
  5. Step 5: Solve for x
    x = 7,668,169,539.94/125,094.16
  6. Step 6: Final answer
    x = 61,299.18

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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.