Home / 160,361.38-221,295.36-88,737.16

Finding the Fourth Proportional to 160,361.38, 221,295.36 and 88,737.16

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Solution

The fourth proportional to 160,361.38, 221,295.36 and 88,737.16 is: 122,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,361.38 : 221,295.36 = 88,737.16 : x
  2. Step 2: Convert to fraction form
    160,361.38/221,295.36 = 88,737.16/x
  3. Step 3: Cross multiply
    160,361.38x = 221,295.36 × 88,737.16
  4. Step 4: Simplify right side
    160,361.38x = 19,637,121,767.58
  5. Step 5: Solve for x
    x = 19,637,121,767.58/160,361.38
  6. Step 6: Final answer
    x = 122,455.43

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1.5x scale

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.