Home / 125,217.51-187,848.14-55,095

Finding the Fourth Proportional to 125,217.51, 187,848.14 and 55,095

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Solution

The fourth proportional to 125,217.51, 187,848.14 and 55,095 is: 82,652.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,217.51 : 187,848.14 = 55,095 : x
  2. Step 2: Convert to fraction form
    125,217.51/187,848.14 = 55,095/x
  3. Step 3: Cross multiply
    125,217.51x = 187,848.14 × 55,095
  4. Step 4: Simplify right side
    125,217.51x = 10,349,492,997.83
  5. Step 5: Solve for x
    x = 10,349,492,997.83/125,217.51
  6. Step 6: Final answer
    x = 82,652.12

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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.