Home / 160,276.36-240,532.66-76,036.78

Finding the Fourth Proportional to 160,276.36, 240,532.66 and 76,036.78

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Solution

The fourth proportional to 160,276.36, 240,532.66 and 76,036.78 is: 114,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,276.36 : 240,532.66 = 76,036.78 : x
  2. Step 2: Convert to fraction form
    160,276.36/240,532.66 = 76,036.78/x
  3. Step 3: Cross multiply
    160,276.36x = 240,532.66 × 76,036.78
  4. Step 4: Simplify right side
    160,276.36x = 18,289,328,951.23
  5. Step 5: Solve for x
    x = 18,289,328,951.23/160,276.36
  6. Step 6: Final answer
    x = 114,111.21

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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.