Home / 160,544.21-221,554.59-91,632.29

Finding the Fourth Proportional to 160,544.21, 221,554.59 and 91,632.29

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Solution

The fourth proportional to 160,544.21, 221,554.59 and 91,632.29 is: 126,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,544.21 : 221,554.59 = 91,632.29 : x
  2. Step 2: Convert to fraction form
    160,544.21/221,554.59 = 91,632.29/x
  3. Step 3: Cross multiply
    160,544.21x = 221,554.59 × 91,632.29
  4. Step 4: Simplify right side
    160,544.21x = 20,301,554,441.71
  5. Step 5: Solve for x
    x = 20,301,554,441.71/160,544.21
  6. Step 6: Final answer
    x = 126,454.60

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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.