Home / 159,639.12-238,050.32-151,790.40

Finding the Fourth Proportional to 159,639.12, 238,050.32 and 151,790.40

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Solution

The fourth proportional to 159,639.12, 238,050.32 and 151,790.40 is: 226,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,639.12 : 238,050.32 = 151,790.40 : x
  2. Step 2: Convert to fraction form
    159,639.12/238,050.32 = 151,790.40/x
  3. Step 3: Cross multiply
    159,639.12x = 238,050.32 × 151,790.40
  4. Step 4: Simplify right side
    159,639.12x = 36,133,752,533.98
  5. Step 5: Solve for x
    x = 36,133,752,533.98/159,639.12
  6. Step 6: Final answer
    x = 226,346.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.