Home / 159,737.23-220,429.96-91,706.32

Finding the Fourth Proportional to 159,737.23, 220,429.96 and 91,706.32

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Solution

The fourth proportional to 159,737.23, 220,429.96 and 91,706.32 is: 126,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,737.23 : 220,429.96 = 91,706.32 : x
  2. Step 2: Convert to fraction form
    159,737.23/220,429.96 = 91,706.32/x
  3. Step 3: Cross multiply
    159,737.23x = 220,429.96 × 91,706.32
  4. Step 4: Simplify right side
    159,737.23x = 20,214,820,220.08
  5. Step 5: Solve for x
    x = 20,214,820,220.08/159,737.23
  6. Step 6: Final answer
    x = 126,550.46

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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.