Home / 147,920.16-204,361.44-140,637.36

Finding the Fourth Proportional to 147,920.16, 204,361.44 and 140,637.36

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Solution

The fourth proportional to 147,920.16, 204,361.44 and 140,637.36 is: 194,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,920.16 : 204,361.44 = 140,637.36 : x
  2. Step 2: Convert to fraction form
    147,920.16/204,361.44 = 140,637.36/x
  3. Step 3: Cross multiply
    147,920.16x = 204,361.44 × 140,637.36
  4. Step 4: Simplify right side
    147,920.16x = 28,740,853,407.40
  5. Step 5: Solve for x
    x = 28,740,853,407.40/147,920.16
  6. Step 6: Final answer
    x = 194,299.77

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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.