Home / 125,238.96-187,722.36-58,637.52

Finding the Fourth Proportional to 125,238.96, 187,722.36 and 58,637.52

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Solution

The fourth proportional to 125,238.96, 187,722.36 and 58,637.52 is: 87,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,238.96 : 187,722.36 = 58,637.52 : x
  2. Step 2: Convert to fraction form
    125,238.96/187,722.36 = 58,637.52/x
  3. Step 3: Cross multiply
    125,238.96x = 187,722.36 × 58,637.52
  4. Step 4: Simplify right side
    125,238.96x = 11,007,573,638.95
  5. Step 5: Solve for x
    x = 11,007,573,638.95/125,238.96
  6. Step 6: Final answer
    x = 87,892.57

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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.