Home / 160,289.82-240,517.51-70,395.66

Finding the Fourth Proportional to 160,289.82, 240,517.51 and 70,395.66

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Solution

The fourth proportional to 160,289.82, 240,517.51 and 70,395.66 is: 105,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,289.82 : 240,517.51 = 70,395.66 : x
  2. Step 2: Convert to fraction form
    160,289.82/240,517.51 = 70,395.66/x
  3. Step 3: Cross multiply
    160,289.82x = 240,517.51 × 70,395.66
  4. Step 4: Simplify right side
    160,289.82x = 16,931,389,283.31
  5. Step 5: Solve for x
    x = 16,931,389,283.31/160,289.82
  6. Step 6: Final answer
    x = 105,629.85

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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.