Home / 160,378.42-240,497.57-76,162.72

Finding the Fourth Proportional to 160,378.42, 240,497.57 and 76,162.72

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Solution

The fourth proportional to 160,378.42, 240,497.57 and 76,162.72 is: 114,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,378.42 : 240,497.57 = 76,162.72 : x
  2. Step 2: Convert to fraction form
    160,378.42/240,497.57 = 76,162.72/x
  3. Step 3: Cross multiply
    160,378.42x = 240,497.57 × 76,162.72
  4. Step 4: Simplify right side
    160,378.42x = 18,316,949,084.59
  5. Step 5: Solve for x
    x = 18,316,949,084.59/160,378.42
  6. Step 6: Final answer
    x = 114,210.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.