Home / 252,192.75-348,026-139,017.93

Finding the Fourth Proportional to 252,192.75, 348,026 and 139,017.93

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Solution

The fourth proportional to 252,192.75, 348,026 and 139,017.93 is: 191,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,192.75 : 348,026 = 139,017.93 : x
  2. Step 2: Convert to fraction form
    252,192.75/348,026 = 139,017.93/x
  3. Step 3: Cross multiply
    252,192.75x = 348,026 × 139,017.93
  4. Step 4: Simplify right side
    252,192.75x = 48,381,854,106.18
  5. Step 5: Solve for x
    x = 48,381,854,106.18/252,192.75
  6. Step 6: Final answer
    x = 191,844.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.