Home / 160,139.78-240,219.58-53,533.33

Finding the Fourth Proportional to 160,139.78, 240,219.58 and 53,533.33

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Solution

The fourth proportional to 160,139.78, 240,219.58 and 53,533.33 is: 80,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,139.78 : 240,219.58 = 53,533.33 : x
  2. Step 2: Convert to fraction form
    160,139.78/240,219.58 = 53,533.33/x
  3. Step 3: Cross multiply
    160,139.78x = 240,219.58 × 53,533.33
  4. Step 4: Simplify right side
    160,139.78x = 12,859,753,914.77
  5. Step 5: Solve for x
    x = 12,859,753,914.77/160,139.78
  6. Step 6: Final answer
    x = 80,303.31

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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.