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Finding the Fourth Proportional to 125,762.91, 188,667.66 and 41,528.93

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Solution

The fourth proportional to 125,762.91, 188,667.66 and 41,528.93 is: 62,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,762.91 : 188,667.66 = 41,528.93 : x
  2. Step 2: Convert to fraction form
    125,762.91/188,667.66 = 41,528.93/x
  3. Step 3: Cross multiply
    125,762.91x = 188,667.66 × 41,528.93
  4. Step 4: Simplify right side
    125,762.91x = 7,835,165,102.07
  5. Step 5: Solve for x
    x = 7,835,165,102.07/125,762.91
  6. Step 6: Final answer
    x = 62,301.08

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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.