Home / 160,491.75-221,475.89-88,870.23

Finding the Fourth Proportional to 160,491.75, 221,475.89 and 88,870.23

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Solution

The fourth proportional to 160,491.75, 221,475.89 and 88,870.23 is: 122,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,491.75 : 221,475.89 = 88,870.23 : x
  2. Step 2: Convert to fraction form
    160,491.75/221,475.89 = 88,870.23/x
  3. Step 3: Cross multiply
    160,491.75x = 221,475.89 × 88,870.23
  4. Step 4: Simplify right side
    160,491.75x = 19,682,613,283.75
  5. Step 5: Solve for x
    x = 19,682,613,283.75/160,491.75
  6. Step 6: Final answer
    x = 122,639.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.